251724960

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{5639}}^1$

素因数の和:5691

約数の個数: 144

約数和(自身を含む): 886878720

約数和(自身を除く): 635153760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 96, 120, 124, 144, 155, 160, 180, 186, 240, 248, 279, 288, 310, 360, 372, 465, 480, 496, 558, 620, 720, 744, 930, 992, 1116, 1240, 1395, 1440, 1488, 1860, 2232, 2480, 2790, 2976, 3720, 4464, 4960, 5580, 5639, 7440, 8928, 11160, 11278, 14880, 16917, 22320, 22556, 28195, 33834, 44640, 45112, 50751, 56390, 67668, 84585, 90224, 101502, 112780, 135336, 169170, 174809, 180448, 203004, 225560, 253755, 270672, 338340, 349618, 406008, 451120, 507510, 524427, 541344, 676680, 699236, 812016, 874045, 902240, 1015020, 1048854, 1353360, 1398472, 1573281, 1624032, 1748090, 2030040, 2097708, 2622135, 2706720, 2796944, 3146562, 3496180, 4060080, 4195416, 5244270, 5593888, 6293124, 6992360, 7866405, 8120160, 8390832, 10488540, 12586248, 13984720, 15732810, 16781664, 20977080, 25172496, 27969440, 31465620, 41954160, 50344992, 62931240, 83908320, 125862480, 251724960]

約数ペア:

[(1, 251724960), (2, 125862480), (3, 83908320), (4, 62931240), (5, 50344992), (6, 41954160), (8, 31465620), (9, 27969440), (10, 25172496), (12, 20977080), (15, 16781664), (16, 15732810), (18, 13984720), (20, 12586248), (24, 10488540), (30, 8390832), (31, 8120160), (32, 7866405), (36, 6992360), (40, 6293124), (45, 5593888), (48, 5244270), (60, 4195416), (62, 4060080), (72, 3496180), (80, 3146562), (90, 2796944), (93, 2706720), (96, 2622135), (120, 2097708), (124, 2030040), (144, 1748090), (155, 1624032), (160, 1573281), (180, 1398472), (186, 1353360), (240, 1048854), (248, 1015020), (279, 902240), (288, 874045), (310, 812016), (360, 699236), (372, 676680), (465, 541344), (480, 524427), (496, 507510), (558, 451120), (620, 406008), (720, 349618), (744, 338340), (930, 270672), (992, 253755), (1116, 225560), (1240, 203004), (1395, 180448), (1440, 174809), (1488, 169170), (1860, 135336), (2232, 112780), (2480, 101502), (2790, 90224), (2976, 84585), (3720, 67668), (4464, 56390), (4960, 50751), (5580, 45112), (5639, 44640), (7440, 33834), (8928, 28195), (11160, 22556), (11278, 22320), (14880, 16917)]