87705540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1013}}^1$

素因数の和:1078

約数の個数: 144

約数和(自身を含む): 294538608

約数和(自身を除く): 206833068

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 37, 39, 45, 52, 60, 65, 74, 78, 90, 111, 117, 130, 148, 156, 180, 185, 195, 222, 234, 260, 333, 370, 390, 444, 468, 481, 555, 585, 666, 740, 780, 962, 1013, 1110, 1170, 1332, 1443, 1665, 1924, 2026, 2220, 2340, 2405, 2886, 3039, 3330, 4052, 4329, 4810, 5065, 5772, 6078, 6660, 7215, 8658, 9117, 9620, 10130, 12156, 13169, 14430, 15195, 17316, 18234, 20260, 21645, 26338, 28860, 30390, 36468, 37481, 39507, 43290, 45585, 52676, 60780, 65845, 74962, 79014, 86580, 91170, 112443, 118521, 131690, 149924, 158028, 182340, 187405, 197535, 224886, 237042, 263380, 337329, 374810, 395070, 449772, 474084, 487253, 562215, 592605, 674658, 749620, 790140, 974506, 1124430, 1185210, 1349316, 1461759, 1686645, 1949012, 2248860, 2370420, 2436265, 2923518, 3373290, 4385277, 4872530, 5847036, 6746580, 7308795, 8770554, 9745060, 14617590, 17541108, 21926385, 29235180, 43852770, 87705540]

約数ペア:

[(1, 87705540), (2, 43852770), (3, 29235180), (4, 21926385), (5, 17541108), (6, 14617590), (9, 9745060), (10, 8770554), (12, 7308795), (13, 6746580), (15, 5847036), (18, 4872530), (20, 4385277), (26, 3373290), (30, 2923518), (36, 2436265), (37, 2370420), (39, 2248860), (45, 1949012), (52, 1686645), (60, 1461759), (65, 1349316), (74, 1185210), (78, 1124430), (90, 974506), (111, 790140), (117, 749620), (130, 674658), (148, 592605), (156, 562215), (180, 487253), (185, 474084), (195, 449772), (222, 395070), (234, 374810), (260, 337329), (333, 263380), (370, 237042), (390, 224886), (444, 197535), (468, 187405), (481, 182340), (555, 158028), (585, 149924), (666, 131690), (740, 118521), (780, 112443), (962, 91170), (1013, 86580), (1110, 79014), (1170, 74962), (1332, 65845), (1443, 60780), (1665, 52676), (1924, 45585), (2026, 43290), (2220, 39507), (2340, 37481), (2405, 36468), (2886, 30390), (3039, 28860), (3330, 26338), (4052, 21645), (4329, 20260), (4810, 18234), (5065, 17316), (5772, 15195), (6078, 14430), (6660, 13169), (7215, 12156), (8658, 10130), (9117, 9620)]