220523940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{13463}}^1$

素因数の和:13498

約数の個数: 144

約数和(自身を含む): 823350528

約数和(自身を除く): 602826588

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 52, 60, 63, 65, 70, 78, 84, 90, 91, 105, 117, 126, 130, 140, 156, 180, 182, 195, 210, 234, 252, 260, 273, 315, 364, 390, 420, 455, 468, 546, 585, 630, 780, 819, 910, 1092, 1170, 1260, 1365, 1638, 1820, 2340, 2730, 3276, 4095, 5460, 8190, 13463, 16380, 26926, 40389, 53852, 67315, 80778, 94241, 121167, 134630, 161556, 175019, 188482, 201945, 242334, 269260, 282723, 350038, 376964, 403890, 471205, 484668, 525057, 565446, 605835, 700076, 807780, 848169, 875095, 942410, 1050114, 1130892, 1211670, 1225133, 1413615, 1575171, 1696338, 1750190, 1884820, 2100228, 2423340, 2450266, 2625285, 2827230, 3150342, 3392676, 3500380, 3675399, 4240845, 4900532, 5250570, 5654460, 6125665, 6300684, 7350798, 7875855, 8481690, 10501140, 11026197, 12251330, 14701596, 15751710, 16963380, 18376995, 22052394, 24502660, 31503420, 36753990, 44104788, 55130985, 73507980, 110261970, 220523940]

約数ペア:

[(1, 220523940), (2, 110261970), (3, 73507980), (4, 55130985), (5, 44104788), (6, 36753990), (7, 31503420), (9, 24502660), (10, 22052394), (12, 18376995), (13, 16963380), (14, 15751710), (15, 14701596), (18, 12251330), (20, 11026197), (21, 10501140), (26, 8481690), (28, 7875855), (30, 7350798), (35, 6300684), (36, 6125665), (39, 5654460), (42, 5250570), (45, 4900532), (52, 4240845), (60, 3675399), (63, 3500380), (65, 3392676), (70, 3150342), (78, 2827230), (84, 2625285), (90, 2450266), (91, 2423340), (105, 2100228), (117, 1884820), (126, 1750190), (130, 1696338), (140, 1575171), (156, 1413615), (180, 1225133), (182, 1211670), (195, 1130892), (210, 1050114), (234, 942410), (252, 875095), (260, 848169), (273, 807780), (315, 700076), (364, 605835), (390, 565446), (420, 525057), (455, 484668), (468, 471205), (546, 403890), (585, 376964), (630, 350038), (780, 282723), (819, 269260), (910, 242334), (1092, 201945), (1170, 188482), (1260, 175019), (1365, 161556), (1638, 134630), (1820, 121167), (2340, 94241), (2730, 80778), (3276, 67315), (4095, 53852), (5460, 40389), (8190, 26926), (13463, 16380)]