139573980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{8521}}^1$

素因数の和:8556

約数の個数: 144

約数和(自身を含む): 521137344

約数和(自身を除く): 381563364

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, 8521, 16380, 17042, 25563, 34084, 42605, 51126, 59647, 76689, 85210, 102252, 110773, 119294, 127815, 153378, 170420, 178941, 221546, 238588, 255630, 298235, 306756, 332319, 357882, 383445, 443092, 511260, 536823, 553865, 596470, 664638, 715764, 766890, 775411, 894705, 996957, 1073646, 1107730, 1192940, 1329276, 1533780, 1550822, 1661595, 1789410, 1993914, 2147292, 2215460, 2326233, 2684115, 3101644, 3323190, 3578820, 3877055, 3987828, 4652466, 4984785, 5368230, 6646380, 6978699, 7754110, 9304932, 9969570, 10736460, 11631165, 13957398, 15508220, 19939140, 23262330, 27914796, 34893495, 46524660, 69786990, 139573980]

約数ペア:

[(1, 139573980), (2, 69786990), (3, 46524660), (4, 34893495), (5, 27914796), (6, 23262330), (7, 19939140), (9, 15508220), (10, 13957398), (12, 11631165), (13, 10736460), (14, 9969570), (15, 9304932), (18, 7754110), (20, 6978699), (21, 6646380), (26, 5368230), (28, 4984785), (30, 4652466), (35, 3987828), (36, 3877055), (39, 3578820), (42, 3323190), (45, 3101644), (52, 2684115), (60, 2326233), (63, 2215460), (65, 2147292), (70, 1993914), (78, 1789410), (84, 1661595), (90, 1550822), (91, 1533780), (105, 1329276), (117, 1192940), (126, 1107730), (130, 1073646), (140, 996957), (156, 894705), (180, 775411), (182, 766890), (195, 715764), (210, 664638), (234, 596470), (252, 553865), (260, 536823), (273, 511260), (315, 443092), (364, 383445), (390, 357882), (420, 332319), (455, 306756), (468, 298235), (546, 255630), (585, 238588), (630, 221546), (780, 178941), (819, 170420), (910, 153378), (1092, 127815), (1170, 119294), (1260, 110773), (1365, 102252), (1638, 85210), (1820, 76689), (2340, 59647), (2730, 51126), (3276, 42605), (4095, 34084), (5460, 25563), (8190, 17042), (8521, 16380)]