18704160

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{419}}^1$

素因数の和:471

約数の個数: 144

約数和(自身を含む): 66044160

約数和(自身を除く): 47340000

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, 419, 465, 480, 496, 558, 620, 720, 744, 838, 930, 992, 1116, 1240, 1257, 1395, 1440, 1488, 1676, 1860, 2095, 2232, 2480, 2514, 2790, 2976, 3352, 3720, 3771, 4190, 4464, 4960, 5028, 5580, 6285, 6704, 7440, 7542, 8380, 8928, 10056, 11160, 12570, 12989, 13408, 14880, 15084, 16760, 18855, 20112, 22320, 25140, 25978, 30168, 33520, 37710, 38967, 40224, 44640, 50280, 51956, 60336, 64945, 67040, 75420, 77934, 100560, 103912, 116901, 120672, 129890, 150840, 155868, 194835, 201120, 207824, 233802, 259780, 301680, 311736, 389670, 415648, 467604, 519560, 584505, 603360, 623472, 779340, 935208, 1039120, 1169010, 1246944, 1558680, 1870416, 2078240, 2338020, 3117360, 3740832, 4676040, 6234720, 9352080, 18704160]

約数ペア:

[(1, 18704160), (2, 9352080), (3, 6234720), (4, 4676040), (5, 3740832), (6, 3117360), (8, 2338020), (9, 2078240), (10, 1870416), (12, 1558680), (15, 1246944), (16, 1169010), (18, 1039120), (20, 935208), (24, 779340), (30, 623472), (31, 603360), (32, 584505), (36, 519560), (40, 467604), (45, 415648), (48, 389670), (60, 311736), (62, 301680), (72, 259780), (80, 233802), (90, 207824), (93, 201120), (96, 194835), (120, 155868), (124, 150840), (144, 129890), (155, 120672), (160, 116901), (180, 103912), (186, 100560), (240, 77934), (248, 75420), (279, 67040), (288, 64945), (310, 60336), (360, 51956), (372, 50280), (419, 44640), (465, 40224), (480, 38967), (496, 37710), (558, 33520), (620, 30168), (720, 25978), (744, 25140), (838, 22320), (930, 20112), (992, 18855), (1116, 16760), (1240, 15084), (1257, 14880), (1395, 13408), (1440, 12989), (1488, 12570), (1676, 11160), (1860, 10056), (2095, 8928), (2232, 8380), (2480, 7542), (2514, 7440), (2790, 6704), (2976, 6285), (3352, 5580), (3720, 5028), (3771, 4960), (4190, 4464)]