255380580

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{5197}}^1$

素因数の和:5235

約数の個数: 192

約数和(自身を含む): 978055680

約数和(自身を除く): 722675100

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 27, 28, 30, 35, 36, 39, 42, 45, 52, 54, 60, 63, 65, 70, 78, 84, 90, 91, 105, 108, 117, 126, 130, 135, 140, 156, 180, 182, 189, 195, 210, 234, 252, 260, 270, 273, 315, 351, 364, 378, 390, 420, 455, 468, 540, 546, 585, 630, 702, 756, 780, 819, 910, 945, 1092, 1170, 1260, 1365, 1404, 1638, 1755, 1820, 1890, 2340, 2457, 2730, 3276, 3510, 3780, 4095, 4914, 5197, 5460, 7020, 8190, 9828, 10394, 12285, 15591, 16380, 20788, 24570, 25985, 31182, 36379, 46773, 49140, 51970, 62364, 67561, 72758, 77955, 93546, 103940, 109137, 135122, 140319, 145516, 155910, 181895, 187092, 202683, 218274, 233865, 270244, 280638, 311820, 327411, 337805, 363790, 405366, 436548, 467730, 472927, 545685, 561276, 608049, 654822, 675610, 701595, 727580, 810732, 935460, 945854, 982233, 1013415, 1091370, 1216098, 1309644, 1351220, 1403190, 1418781, 1637055, 1824147, 1891708, 1964466, 2026830, 2182740, 2364635, 2432196, 2806380, 2837562, 3040245, 3274110, 3648294, 3928932, 4053660, 4256343, 4729270, 4911165, 5675124, 6080490, 6548220, 7093905, 7296588, 8512686, 9120735, 9458540, 9822330, 12160980, 12769029, 14187810, 17025372, 18241470, 19644660, 21281715, 25538058, 28375620, 36482940, 42563430, 51076116, 63845145, 85126860, 127690290, 255380580]

約数ペア:

[(1, 255380580), (2, 127690290), (3, 85126860), (4, 63845145), (5, 51076116), (6, 42563430), (7, 36482940), (9, 28375620), (10, 25538058), (12, 21281715), (13, 19644660), (14, 18241470), (15, 17025372), (18, 14187810), (20, 12769029), (21, 12160980), (26, 9822330), (27, 9458540), (28, 9120735), (30, 8512686), (35, 7296588), (36, 7093905), (39, 6548220), (42, 6080490), (45, 5675124), (52, 4911165), (54, 4729270), (60, 4256343), (63, 4053660), (65, 3928932), (70, 3648294), (78, 3274110), (84, 3040245), (90, 2837562), (91, 2806380), (105, 2432196), (108, 2364635), (117, 2182740), (126, 2026830), (130, 1964466), (135, 1891708), (140, 1824147), (156, 1637055), (180, 1418781), (182, 1403190), (189, 1351220), (195, 1309644), (210, 1216098), (234, 1091370), (252, 1013415), (260, 982233), (270, 945854), (273, 935460), (315, 810732), (351, 727580), (364, 701595), (378, 675610), (390, 654822), (420, 608049), (455, 561276), (468, 545685), (540, 472927), (546, 467730), (585, 436548), (630, 405366), (702, 363790), (756, 337805), (780, 327411), (819, 311820), (910, 280638), (945, 270244), (1092, 233865), (1170, 218274), (1260, 202683), (1365, 187092), (1404, 181895), (1638, 155910), (1755, 145516), (1820, 140319), (1890, 135122), (2340, 109137), (2457, 103940), (2730, 93546), (3276, 77955), (3510, 72758), (3780, 67561), (4095, 62364), (4914, 51970), (5197, 49140), (5460, 46773), (7020, 36379), (8190, 31182), (9828, 25985), (10394, 24570), (12285, 20788), (15591, 16380)]