69219280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1$

素因数の和:189

約数の個数: 160

約数和(自身を含む): 189987840

約数和(自身を除く): 120768560

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 31, 38, 40, 52, 62, 65, 76, 80, 95, 104, 113, 124, 130, 152, 155, 190, 208, 226, 247, 248, 260, 304, 310, 380, 403, 452, 494, 496, 520, 565, 589, 620, 760, 806, 904, 988, 1040, 1130, 1178, 1235, 1240, 1469, 1520, 1612, 1808, 1976, 2015, 2147, 2260, 2356, 2470, 2480, 2938, 2945, 3224, 3503, 3952, 4030, 4294, 4520, 4712, 4940, 5876, 5890, 6448, 7006, 7345, 7657, 8060, 8588, 9040, 9424, 9880, 10735, 11752, 11780, 14012, 14690, 15314, 16120, 17176, 17515, 19760, 21470, 23504, 23560, 27911, 28024, 29380, 30628, 32240, 34352, 35030, 38285, 42940, 45539, 47120, 55822, 56048, 58760, 61256, 66557, 70060, 76570, 85880, 91078, 111644, 117520, 122512, 133114, 139555, 140120, 153140, 171760, 182156, 223288, 227695, 266228, 279110, 280240, 306280, 332785, 364312, 446576, 455390, 532456, 558220, 612560, 665570, 728624, 865241, 910780, 1064912, 1116440, 1331140, 1730482, 1821560, 2232880, 2662280, 3460964, 3643120, 4326205, 5324560, 6921928, 8652410, 13843856, 17304820, 34609640, 69219280]

約数ペア:

[(1, 69219280), (2, 34609640), (4, 17304820), (5, 13843856), (8, 8652410), (10, 6921928), (13, 5324560), (16, 4326205), (19, 3643120), (20, 3460964), (26, 2662280), (31, 2232880), (38, 1821560), (40, 1730482), (52, 1331140), (62, 1116440), (65, 1064912), (76, 910780), (80, 865241), (95, 728624), (104, 665570), (113, 612560), (124, 558220), (130, 532456), (152, 455390), (155, 446576), (190, 364312), (208, 332785), (226, 306280), (247, 280240), (248, 279110), (260, 266228), (304, 227695), (310, 223288), (380, 182156), (403, 171760), (452, 153140), (494, 140120), (496, 139555), (520, 133114), (565, 122512), (589, 117520), (620, 111644), (760, 91078), (806, 85880), (904, 76570), (988, 70060), (1040, 66557), (1130, 61256), (1178, 58760), (1235, 56048), (1240, 55822), (1469, 47120), (1520, 45539), (1612, 42940), (1808, 38285), (1976, 35030), (2015, 34352), (2147, 32240), (2260, 30628), (2356, 29380), (2470, 28024), (2480, 27911), (2938, 23560), (2945, 23504), (3224, 21470), (3503, 19760), (3952, 17515), (4030, 17176), (4294, 16120), (4520, 15314), (4712, 14690), (4940, 14012), (5876, 11780), (5890, 11752), (6448, 10735), (7006, 9880), (7345, 9424), (7657, 9040), (8060, 8588)]