439469940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{80489}}^1$

素因数の和:80521

約数の個数: 96

約数和(自身を含む): 1514499840

約数和(自身を除く): 1075029900

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 182, 195, 210, 260, 273, 364, 390, 420, 455, 546, 780, 910, 1092, 1365, 1820, 2730, 5460, 80489, 160978, 241467, 321956, 402445, 482934, 563423, 804890, 965868, 1046357, 1126846, 1207335, 1609780, 1690269, 2092714, 2253692, 2414670, 2817115, 3139071, 3380538, 4185428, 4829340, 5231785, 5634230, 6278142, 6761076, 7324499, 8451345, 10463570, 11268460, 12556284, 14648998, 15695355, 16902690, 20927140, 21973497, 29297996, 31390710, 33805380, 36622495, 43946994, 62781420, 73244990, 87893988, 109867485, 146489980, 219734970, 439469940]

約数ペア:

[(1, 439469940), (2, 219734970), (3, 146489980), (4, 109867485), (5, 87893988), (6, 73244990), (7, 62781420), (10, 43946994), (12, 36622495), (13, 33805380), (14, 31390710), (15, 29297996), (20, 21973497), (21, 20927140), (26, 16902690), (28, 15695355), (30, 14648998), (35, 12556284), (39, 11268460), (42, 10463570), (52, 8451345), (60, 7324499), (65, 6761076), (70, 6278142), (78, 5634230), (84, 5231785), (91, 4829340), (105, 4185428), (130, 3380538), (140, 3139071), (156, 2817115), (182, 2414670), (195, 2253692), (210, 2092714), (260, 1690269), (273, 1609780), (364, 1207335), (390, 1126846), (420, 1046357), (455, 965868), (546, 804890), (780, 563423), (910, 482934), (1092, 402445), (1365, 321956), (1820, 241467), (2730, 160978), (5460, 80489)]