863136720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{38671}}^1$

素因数の和:38721

約数の個数: 120

約数和(自身を含む): 2992284672

約数和(自身を除く): 2129147952

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 120, 124, 144, 155, 180, 186, 240, 248, 279, 310, 360, 372, 465, 496, 558, 620, 720, 744, 930, 1116, 1240, 1395, 1488, 1860, 2232, 2480, 2790, 3720, 4464, 5580, 7440, 11160, 22320, 38671, 77342, 116013, 154684, 193355, 232026, 309368, 348039, 386710, 464052, 580065, 618736, 696078, 773420, 928104, 1160130, 1198801, 1392156, 1546840, 1740195, 1856208, 2320260, 2397602, 2784312, 3093680, 3480390, 3596403, 4640520, 4795204, 5568624, 5994005, 6960780, 7192806, 9281040, 9590408, 10789209, 11988010, 13921560, 14385612, 17982015, 19180816, 21578418, 23976020, 27843120, 28771224, 35964030, 43156836, 47952040, 53946045, 57542448, 71928060, 86313672, 95904080, 107892090, 143856120, 172627344, 215784180, 287712240, 431568360, 863136720]

約数ペア:

[(1, 863136720), (2, 431568360), (3, 287712240), (4, 215784180), (5, 172627344), (6, 143856120), (8, 107892090), (9, 95904080), (10, 86313672), (12, 71928060), (15, 57542448), (16, 53946045), (18, 47952040), (20, 43156836), (24, 35964030), (30, 28771224), (31, 27843120), (36, 23976020), (40, 21578418), (45, 19180816), (48, 17982015), (60, 14385612), (62, 13921560), (72, 11988010), (80, 10789209), (90, 9590408), (93, 9281040), (120, 7192806), (124, 6960780), (144, 5994005), (155, 5568624), (180, 4795204), (186, 4640520), (240, 3596403), (248, 3480390), (279, 3093680), (310, 2784312), (360, 2397602), (372, 2320260), (465, 1856208), (496, 1740195), (558, 1546840), (620, 1392156), (720, 1198801), (744, 1160130), (930, 928104), (1116, 773420), (1240, 696078), (1395, 618736), (1488, 580065), (1860, 464052), (2232, 386710), (2480, 348039), (2790, 309368), (3720, 232026), (4464, 193355), (5580, 154684), (7440, 116013), (11160, 77342), (22320, 38671)]