171439920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{7681}}^1$

素因数の和:7731

約数の個数: 120

約数和(自身を含む): 594402432

約数和(自身を除く): 422962512

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, 7681, 11160, 15362, 22320, 23043, 30724, 38405, 46086, 61448, 69129, 76810, 92172, 115215, 122896, 138258, 153620, 184344, 230430, 238111, 276516, 307240, 345645, 368688, 460860, 476222, 553032, 614480, 691290, 714333, 921720, 952444, 1106064, 1190555, 1382580, 1428666, 1843440, 1904888, 2142999, 2381110, 2765160, 2857332, 3571665, 3809776, 4285998, 4762220, 5530320, 5714664, 7143330, 8571996, 9524440, 10714995, 11429328, 14286660, 17143992, 19048880, 21429990, 28573320, 34287984, 42859980, 57146640, 85719960, 171439920]

約数ペア:

[(1, 171439920), (2, 85719960), (3, 57146640), (4, 42859980), (5, 34287984), (6, 28573320), (8, 21429990), (9, 19048880), (10, 17143992), (12, 14286660), (15, 11429328), (16, 10714995), (18, 9524440), (20, 8571996), (24, 7143330), (30, 5714664), (31, 5530320), (36, 4762220), (40, 4285998), (45, 3809776), (48, 3571665), (60, 2857332), (62, 2765160), (72, 2381110), (80, 2142999), (90, 1904888), (93, 1843440), (120, 1428666), (124, 1382580), (144, 1190555), (155, 1106064), (180, 952444), (186, 921720), (240, 714333), (248, 691290), (279, 614480), (310, 553032), (360, 476222), (372, 460860), (465, 368688), (496, 345645), (558, 307240), (620, 276516), (720, 238111), (744, 230430), (930, 184344), (1116, 153620), (1240, 138258), (1395, 122896), (1488, 115215), (1860, 92172), (2232, 76810), (2480, 69129), (2790, 61448), (3720, 46086), (4464, 38405), (5580, 30724), (7440, 23043), (7681, 22320), (11160, 15362)]