16663920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1$

素因数の和:152

約数の個数: 240

約数和(自身を含む): 65308320

約数和(自身を除く): 48644400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 48, 49, 52, 56, 60, 65, 70, 78, 80, 84, 91, 98, 104, 105, 109, 112, 120, 130, 140, 147, 156, 168, 182, 195, 196, 208, 210, 218, 240, 245, 260, 273, 280, 294, 312, 327, 336, 364, 390, 392, 420, 436, 455, 490, 520, 545, 546, 560, 588, 624, 637, 654, 728, 735, 763, 780, 784, 840, 872, 910, 980, 1040, 1090, 1092, 1176, 1274, 1308, 1365, 1417, 1456, 1470, 1526, 1560, 1635, 1680, 1744, 1820, 1911, 1960, 2180, 2184, 2289, 2352, 2548, 2616, 2730, 2834, 2940, 3052, 3120, 3185, 3270, 3640, 3815, 3822, 3920, 4251, 4360, 4368, 4578, 5096, 5232, 5341, 5460, 5668, 5880, 6104, 6370, 6540, 7085, 7280, 7630, 7644, 8502, 8720, 9156, 9555, 9919, 10192, 10682, 10920, 11336, 11445, 11760, 12208, 12740, 13080, 14170, 15260, 15288, 16023, 17004, 18312, 19110, 19838, 21255, 21364, 21840, 22672, 22890, 25480, 26160, 26705, 28340, 29757, 30520, 30576, 32046, 34008, 36624, 38220, 39676, 42510, 42728, 45780, 49595, 50960, 53410, 56680, 59514, 61040, 64092, 68016, 69433, 76440, 79352, 80115, 85020, 85456, 91560, 99190, 106820, 113360, 119028, 128184, 138866, 148785, 152880, 158704, 160230, 170040, 183120, 198380, 208299, 213640, 238056, 256368, 277732, 297570, 320460, 340080, 347165, 396760, 416598, 427280, 476112, 555464, 595140, 640920, 694330, 793520, 833196, 1041495, 1110928, 1190280, 1281840, 1388660, 1666392, 2082990, 2380560, 2777320, 3332784, 4165980, 5554640, 8331960, 16663920]

約数ペア:

[(1, 16663920), (2, 8331960), (3, 5554640), (4, 4165980), (5, 3332784), (6, 2777320), (7, 2380560), (8, 2082990), (10, 1666392), (12, 1388660), (13, 1281840), (14, 1190280), (15, 1110928), (16, 1041495), (20, 833196), (21, 793520), (24, 694330), (26, 640920), (28, 595140), (30, 555464), (35, 476112), (39, 427280), (40, 416598), (42, 396760), (48, 347165), (49, 340080), (52, 320460), (56, 297570), (60, 277732), (65, 256368), (70, 238056), (78, 213640), (80, 208299), (84, 198380), (91, 183120), (98, 170040), (104, 160230), (105, 158704), (109, 152880), (112, 148785), (120, 138866), (130, 128184), (140, 119028), (147, 113360), (156, 106820), (168, 99190), (182, 91560), (195, 85456), (196, 85020), (208, 80115), (210, 79352), (218, 76440), (240, 69433), (245, 68016), (260, 64092), (273, 61040), (280, 59514), (294, 56680), (312, 53410), (327, 50960), (336, 49595), (364, 45780), (390, 42728), (392, 42510), (420, 39676), (436, 38220), (455, 36624), (490, 34008), (520, 32046), (545, 30576), (546, 30520), (560, 29757), (588, 28340), (624, 26705), (637, 26160), (654, 25480), (728, 22890), (735, 22672), (763, 21840), (780, 21364), (784, 21255), (840, 19838), (872, 19110), (910, 18312), (980, 17004), (1040, 16023), (1090, 15288), (1092, 15260), (1176, 14170), (1274, 13080), (1308, 12740), (1365, 12208), (1417, 11760), (1456, 11445), (1470, 11336), (1526, 10920), (1560, 10682), (1635, 10192), (1680, 9919), (1744, 9555), (1820, 9156), (1911, 8720), (1960, 8502), (2180, 7644), (2184, 7630), (2289, 7280), (2352, 7085), (2548, 6540), (2616, 6370), (2730, 6104), (2834, 5880), (2940, 5668), (3052, 5460), (3120, 5341), (3185, 5232), (3270, 5096), (3640, 4578), (3815, 4368), (3822, 4360), (3920, 4251)]