71777940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{4001}}^1$

素因数の和:4049

約数の個数: 96

約数和(自身を含む): 225904896

約数和(自身を除く): 154126956

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 23, 26, 30, 39, 46, 52, 60, 65, 69, 78, 92, 115, 130, 138, 156, 195, 230, 260, 276, 299, 345, 390, 460, 598, 690, 780, 897, 1196, 1380, 1495, 1794, 2990, 3588, 4001, 4485, 5980, 8002, 8970, 12003, 16004, 17940, 20005, 24006, 40010, 48012, 52013, 60015, 80020, 92023, 104026, 120030, 156039, 184046, 208052, 240060, 260065, 276069, 312078, 368092, 460115, 520130, 552138, 624156, 780195, 920230, 1040260, 1104276, 1196299, 1380345, 1560390, 1840460, 2392598, 2760690, 3120780, 3588897, 4785196, 5521380, 5981495, 7177794, 11962990, 14355588, 17944485, 23925980, 35888970, 71777940]

約数ペア:

[(1, 71777940), (2, 35888970), (3, 23925980), (4, 17944485), (5, 14355588), (6, 11962990), (10, 7177794), (12, 5981495), (13, 5521380), (15, 4785196), (20, 3588897), (23, 3120780), (26, 2760690), (30, 2392598), (39, 1840460), (46, 1560390), (52, 1380345), (60, 1196299), (65, 1104276), (69, 1040260), (78, 920230), (92, 780195), (115, 624156), (130, 552138), (138, 520130), (156, 460115), (195, 368092), (230, 312078), (260, 276069), (276, 260065), (299, 240060), (345, 208052), (390, 184046), (460, 156039), (598, 120030), (690, 104026), (780, 92023), (897, 80020), (1196, 60015), (1380, 52013), (1495, 48012), (1794, 40010), (2990, 24006), (3588, 20005), (4001, 17940), (4485, 16004), (5980, 12003), (8002, 8970)]