20503643940

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{126989}}^1$

素因数の和:127043

約数の個数: 192

約数和(自身を含む): 71683315200

約数和(自身を除く): 51179671260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 23, 26, 27, 30, 36, 39, 45, 46, 52, 54, 60, 65, 69, 78, 90, 92, 108, 115, 117, 130, 135, 138, 156, 180, 195, 207, 230, 234, 260, 270, 276, 299, 345, 351, 390, 414, 460, 468, 540, 585, 598, 621, 690, 702, 780, 828, 897, 1035, 1170, 1196, 1242, 1380, 1404, 1495, 1755, 1794, 2070, 2340, 2484, 2691, 2990, 3105, 3510, 3588, 4140, 4485, 5382, 5980, 6210, 7020, 8073, 8970, 10764, 12420, 13455, 16146, 17940, 26910, 32292, 40365, 53820, 80730, 126989, 161460, 253978, 380967, 507956, 634945, 761934, 1142901, 1269890, 1523868, 1650857, 1904835, 2285802, 2539780, 2920747, 3301714, 3428703, 3809670, 4571604, 4952571, 5714505, 5841494, 6603428, 6857406, 7619340, 8254285, 8762241, 9905142, 11429010, 11682988, 13714812, 14603735, 14857713, 16508570, 17143515, 17524482, 19810284, 22858020, 24762855, 26286723, 29207470, 29715426, 33017140, 34287030, 35048964, 37969711, 43811205, 44573139, 49525710, 52573446, 58414940, 59430852, 68574060, 74288565, 75939422, 78860169, 87622410, 89146278, 99051420, 105146892, 113909133, 131433615, 148577130, 151878844, 157720338, 175244820, 178292556, 189848555, 222865695, 227818266, 262867230, 297154260, 315440676, 341727399, 379697110, 394300845, 445731390, 455636532, 525734460, 569545665, 683454798, 759394220, 788601690, 891462780, 1025182197, 1139091330, 1366909596, 1577203380, 1708636995, 2050364394, 2278182660, 3417273990, 4100728788, 5125910985, 6834547980, 10251821970, 20503643940]

約数ペア:

[(1, 20503643940), (2, 10251821970), (3, 6834547980), (4, 5125910985), (5, 4100728788), (6, 3417273990), (9, 2278182660), (10, 2050364394), (12, 1708636995), (13, 1577203380), (15, 1366909596), (18, 1139091330), (20, 1025182197), (23, 891462780), (26, 788601690), (27, 759394220), (30, 683454798), (36, 569545665), (39, 525734460), (45, 455636532), (46, 445731390), (52, 394300845), (54, 379697110), (60, 341727399), (65, 315440676), (69, 297154260), (78, 262867230), (90, 227818266), (92, 222865695), (108, 189848555), (115, 178292556), (117, 175244820), (130, 157720338), (135, 151878844), (138, 148577130), (156, 131433615), (180, 113909133), (195, 105146892), (207, 99051420), (230, 89146278), (234, 87622410), (260, 78860169), (270, 75939422), (276, 74288565), (299, 68574060), (345, 59430852), (351, 58414940), (390, 52573446), (414, 49525710), (460, 44573139), (468, 43811205), (540, 37969711), (585, 35048964), (598, 34287030), (621, 33017140), (690, 29715426), (702, 29207470), (780, 26286723), (828, 24762855), (897, 22858020), (1035, 19810284), (1170, 17524482), (1196, 17143515), (1242, 16508570), (1380, 14857713), (1404, 14603735), (1495, 13714812), (1755, 11682988), (1794, 11429010), (2070, 9905142), (2340, 8762241), (2484, 8254285), (2691, 7619340), (2990, 6857406), (3105, 6603428), (3510, 5841494), (3588, 5714505), (4140, 4952571), (4485, 4571604), (5382, 3809670), (5980, 3428703), (6210, 3301714), (7020, 2920747), (8073, 2539780), (8970, 2285802), (10764, 1904835), (12420, 1650857), (13455, 1523868), (16146, 1269890), (17940, 1142901), (26910, 761934), (32292, 634945), (40365, 507956), (53820, 380967), (80730, 253978), (126989, 161460)]