320687640

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{251}}^1$

素因数の和:304

約数の個数: 384

約数和(自身を含む): 1328140800

約数和(自身を除く): 1007453160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 18, 20, 21, 24, 26, 27, 28, 30, 35, 36, 39, 40, 42, 45, 52, 54, 56, 60, 63, 65, 70, 72, 78, 84, 90, 91, 104, 105, 108, 117, 120, 126, 130, 135, 140, 156, 168, 169, 180, 182, 189, 195, 210, 216, 234, 251, 252, 260, 270, 273, 280, 312, 315, 338, 351, 360, 364, 378, 390, 420, 455, 468, 502, 504, 507, 520, 540, 546, 585, 630, 676, 702, 728, 753, 756, 780, 819, 840, 845, 910, 936, 945, 1004, 1014, 1080, 1092, 1170, 1183, 1255, 1260, 1352, 1365, 1404, 1506, 1512, 1521, 1560, 1638, 1690, 1755, 1757, 1820, 1890, 2008, 2028, 2184, 2259, 2340, 2366, 2457, 2510, 2520, 2535, 2730, 2808, 3012, 3042, 3263, 3276, 3380, 3510, 3514, 3549, 3640, 3765, 3780, 4056, 4095, 4518, 4563, 4680, 4732, 4914, 5020, 5070, 5271, 5460, 5915, 6024, 6084, 6526, 6552, 6760, 6777, 7020, 7028, 7098, 7530, 7560, 7605, 8190, 8785, 9036, 9126, 9464, 9789, 9828, 10040, 10140, 10542, 10647, 10920, 11295, 11830, 12168, 12285, 13052, 13554, 14040, 14056, 14196, 15060, 15210, 15813, 16315, 16380, 17570, 17745, 18072, 18252, 19578, 19656, 20280, 21084, 21294, 22590, 22815, 22841, 23660, 24570, 26104, 26355, 27108, 28392, 29367, 30120, 30420, 31626, 31941, 32630, 32760, 33885, 35140, 35490, 36504, 39156, 42168, 42419, 42588, 45180, 45630, 45682, 47320, 47439, 48945, 49140, 52710, 53235, 54216, 58734, 60840, 63252, 63882, 65260, 67770, 68523, 70280, 70980, 78312, 79065, 84838, 85176, 88101, 90360, 91260, 91364, 94878, 97890, 98280, 105420, 106470, 114205, 117468, 126504, 127257, 127764, 130520, 135540, 137046, 141960, 146835, 158130, 159705, 169676, 176202, 182520, 182728, 189756, 195780, 205569, 210840, 212095, 212940, 228410, 234936, 237195, 254514, 255528, 271080, 274092, 293670, 296933, 316260, 319410, 339352, 342615, 352404, 379512, 381771, 391560, 411138, 424190, 425880, 440505, 456820, 474390, 509028, 548184, 587340, 593866, 616707, 632520, 636285, 638820, 685230, 704808, 763542, 822276, 848380, 881010, 890799, 913640, 948780, 1018056, 1027845, 1145313, 1174680, 1187732, 1233414, 1272570, 1277640, 1370460, 1484665, 1527084, 1644552, 1696760, 1762020, 1781598, 1897560, 1908855, 2055690, 2290626, 2375464, 2466828, 2545140, 2672397, 2740920, 2969330, 3054168, 3083535, 3524040, 3563196, 3817710, 4111380, 4453995, 4581252, 4933656, 5090280, 5344794, 5726565, 5938660, 6167070, 7126392, 7635420, 8017191, 8222760, 8907990, 9162504, 10689588, 11453130, 11877320, 12334140, 13361985, 15270840, 16034382, 17815980, 21379176, 22906260, 24668280, 26723970, 32068764, 35631960, 40085955, 45812520, 53447940, 64137528, 80171910, 106895880, 160343820, 320687640]

約数ペア:

[(1, 320687640), (2, 160343820), (3, 106895880), (4, 80171910), (5, 64137528), (6, 53447940), (7, 45812520), (8, 40085955), (9, 35631960), (10, 32068764), (12, 26723970), (13, 24668280), (14, 22906260), (15, 21379176), (18, 17815980), (20, 16034382), (21, 15270840), (24, 13361985), (26, 12334140), (27, 11877320), (28, 11453130), (30, 10689588), (35, 9162504), (36, 8907990), (39, 8222760), (40, 8017191), (42, 7635420), (45, 7126392), (52, 6167070), (54, 5938660), (56, 5726565), (60, 5344794), (63, 5090280), (65, 4933656), (70, 4581252), (72, 4453995), (78, 4111380), (84, 3817710), (90, 3563196), (91, 3524040), (104, 3083535), (105, 3054168), (108, 2969330), (117, 2740920), (120, 2672397), (126, 2545140), (130, 2466828), (135, 2375464), (140, 2290626), (156, 2055690), (168, 1908855), (169, 1897560), (180, 1781598), (182, 1762020), (189, 1696760), (195, 1644552), (210, 1527084), (216, 1484665), (234, 1370460), (251, 1277640), (252, 1272570), (260, 1233414), (270, 1187732), (273, 1174680), (280, 1145313), (312, 1027845), (315, 1018056), (338, 948780), (351, 913640), (360, 890799), (364, 881010), (378, 848380), (390, 822276), (420, 763542), (455, 704808), (468, 685230), (502, 638820), (504, 636285), (507, 632520), (520, 616707), (540, 593866), (546, 587340), (585, 548184), (630, 509028), (676, 474390), (702, 456820), (728, 440505), (753, 425880), (756, 424190), (780, 411138), (819, 391560), (840, 381771), (845, 379512), (910, 352404), (936, 342615), (945, 339352), (1004, 319410), (1014, 316260), (1080, 296933), (1092, 293670), (1170, 274092), (1183, 271080), (1255, 255528), (1260, 254514), (1352, 237195), (1365, 234936), (1404, 228410), (1506, 212940), (1512, 212095), (1521, 210840), (1560, 205569), (1638, 195780), (1690, 189756), (1755, 182728), (1757, 182520), (1820, 176202), (1890, 169676), (2008, 159705), (2028, 158130), (2184, 146835), (2259, 141960), (2340, 137046), (2366, 135540), (2457, 130520), (2510, 127764), (2520, 127257), (2535, 126504), (2730, 117468), (2808, 114205), (3012, 106470), (3042, 105420), (3263, 98280), (3276, 97890), (3380, 94878), (3510, 91364), (3514, 91260), (3549, 90360), (3640, 88101), (3765, 85176), (3780, 84838), (4056, 79065), (4095, 78312), (4518, 70980), (4563, 70280), (4680, 68523), (4732, 67770), (4914, 65260), (5020, 63882), (5070, 63252), (5271, 60840), (5460, 58734), (5915, 54216), (6024, 53235), (6084, 52710), (6526, 49140), (6552, 48945), (6760, 47439), (6777, 47320), (7020, 45682), (7028, 45630), (7098, 45180), (7530, 42588), (7560, 42419), (7605, 42168), (8190, 39156), (8785, 36504), (9036, 35490), (9126, 35140), (9464, 33885), (9789, 32760), (9828, 32630), (10040, 31941), (10140, 31626), (10542, 30420), (10647, 30120), (10920, 29367), (11295, 28392), (11830, 27108), (12168, 26355), (12285, 26104), (13052, 24570), (13554, 23660), (14040, 22841), (14056, 22815), (14196, 22590), (15060, 21294), (15210, 21084), (15813, 20280), (16315, 19656), (16380, 19578), (17570, 18252), (17745, 18072)]