21268325520

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19421}}^1$

素因数の和:19472

約数の個数: 300

約数和(自身を含む): 79991410356

約数和(自身を除く): 58723084836

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 48, 52, 54, 60, 65, 72, 78, 80, 81, 90, 104, 108, 117, 120, 130, 135, 144, 156, 162, 169, 180, 195, 208, 216, 234, 240, 260, 270, 312, 324, 338, 351, 360, 390, 405, 432, 468, 507, 520, 540, 585, 624, 648, 676, 702, 720, 780, 810, 845, 936, 1014, 1040, 1053, 1080, 1170, 1296, 1352, 1404, 1521, 1560, 1620, 1690, 1755, 1872, 2028, 2106, 2160, 2340, 2535, 2704, 2808, 3042, 3120, 3240, 3380, 3510, 4056, 4212, 4563, 4680, 5070, 5265, 5616, 6084, 6480, 6760, 7020, 7605, 8112, 8424, 9126, 9360, 10140, 10530, 12168, 13520, 13689, 14040, 15210, 16848, 18252, 19421, 20280, 21060, 22815, 24336, 27378, 28080, 30420, 36504, 38842, 40560, 42120, 45630, 54756, 58263, 60840, 68445, 73008, 77684, 84240, 91260, 97105, 109512, 116526, 121680, 136890, 155368, 174789, 182520, 194210, 219024, 233052, 252473, 273780, 291315, 310736, 349578, 365040, 388420, 466104, 504946, 524367, 547560, 582630, 699156, 757419, 776840, 873945, 932208, 1009892, 1048734, 1095120, 1165260, 1262365, 1398312, 1514838, 1553680, 1573101, 1747890, 2019784, 2097468, 2272257, 2330520, 2524730, 2621835, 2796624, 3029676, 3146202, 3282149, 3495780, 3787095, 4039568, 4194936, 4544514, 4661040, 5049460, 5243670, 6059352, 6292404, 6564298, 6816771, 6991560, 7574190, 7865505, 8389872, 9089028, 9846447, 10098920, 10487340, 11361285, 12118704, 12584808, 13128596, 13633542, 13983120, 15148380, 15731010, 16410745, 18178056, 19692894, 20197840, 20450313, 20974680, 22722570, 25169616, 26257192, 27267084, 29539341, 30296760, 31462020, 32821490, 34083855, 36356112, 39385788, 40900626, 41949360, 45445140, 49232235, 52514384, 54534168, 59078682, 60593520, 62924040, 65642980, 68167710, 78771576, 81801252, 88618023, 90890280, 98464470, 102251565, 109068336, 118157364, 125848080, 131285960, 136335420, 147696705, 157543152, 163602504, 177236046, 181780560, 196928940, 204503130, 236314728, 262571920, 265854069, 272670840, 295393410, 327205008, 354472092, 393857880, 409006260, 443090115, 472629456, 531708138, 545341680, 590786820, 708944184, 787715760, 818012520, 886180230, 1063416276, 1181573640, 1329270345, 1417888368, 1636025040, 1772360460, 2126832552, 2363147280, 2658540690, 3544720920, 4253665104, 5317081380, 7089441840, 10634162760, 21268325520]

約数ペア:

[(1, 21268325520), (2, 10634162760), (3, 7089441840), (4, 5317081380), (5, 4253665104), (6, 3544720920), (8, 2658540690), (9, 2363147280), (10, 2126832552), (12, 1772360460), (13, 1636025040), (15, 1417888368), (16, 1329270345), (18, 1181573640), (20, 1063416276), (24, 886180230), (26, 818012520), (27, 787715760), (30, 708944184), (36, 590786820), (39, 545341680), (40, 531708138), (45, 472629456), (48, 443090115), (52, 409006260), (54, 393857880), (60, 354472092), (65, 327205008), (72, 295393410), (78, 272670840), (80, 265854069), (81, 262571920), (90, 236314728), (104, 204503130), (108, 196928940), (117, 181780560), (120, 177236046), (130, 163602504), (135, 157543152), (144, 147696705), (156, 136335420), (162, 131285960), (169, 125848080), (180, 118157364), (195, 109068336), (208, 102251565), (216, 98464470), (234, 90890280), (240, 88618023), (260, 81801252), (270, 78771576), (312, 68167710), (324, 65642980), (338, 62924040), (351, 60593520), (360, 59078682), (390, 54534168), (405, 52514384), (432, 49232235), (468, 45445140), (507, 41949360), (520, 40900626), (540, 39385788), (585, 36356112), (624, 34083855), (648, 32821490), (676, 31462020), (702, 30296760), (720, 29539341), (780, 27267084), (810, 26257192), (845, 25169616), (936, 22722570), (1014, 20974680), (1040, 20450313), (1053, 20197840), (1080, 19692894), (1170, 18178056), (1296, 16410745), (1352, 15731010), (1404, 15148380), (1521, 13983120), (1560, 13633542), (1620, 13128596), (1690, 12584808), (1755, 12118704), (1872, 11361285), (2028, 10487340), (2106, 10098920), (2160, 9846447), (2340, 9089028), (2535, 8389872), (2704, 7865505), (2808, 7574190), (3042, 6991560), (3120, 6816771), (3240, 6564298), (3380, 6292404), (3510, 6059352), (4056, 5243670), (4212, 5049460), (4563, 4661040), (4680, 4544514), (5070, 4194936), (5265, 4039568), (5616, 3787095), (6084, 3495780), (6480, 3282149), (6760, 3146202), (7020, 3029676), (7605, 2796624), (8112, 2621835), (8424, 2524730), (9126, 2330520), (9360, 2272257), (10140, 2097468), (10530, 2019784), (12168, 1747890), (13520, 1573101), (13689, 1553680), (14040, 1514838), (15210, 1398312), (16848, 1262365), (18252, 1165260), (19421, 1095120), (20280, 1048734), (21060, 1009892), (22815, 932208), (24336, 873945), (27378, 776840), (28080, 757419), (30420, 699156), (36504, 582630), (38842, 547560), (40560, 524367), (42120, 504946), (45630, 466104), (54756, 388420), (58263, 365040), (60840, 349578), (68445, 310736), (73008, 291315), (77684, 273780), (84240, 252473), (91260, 233052), (97105, 219024), (109512, 194210), (116526, 182520), (121680, 174789), (136890, 155368)]