1515240

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1$

素因数の和:104

約数の個数: 128

約数和(自身を含む): 5356800

約数和(自身を除く): 3841560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 27, 30, 36, 40, 45, 46, 54, 60, 61, 69, 72, 90, 92, 108, 115, 120, 122, 135, 138, 180, 183, 184, 207, 216, 230, 244, 270, 276, 305, 345, 360, 366, 414, 460, 488, 540, 549, 552, 610, 621, 690, 732, 828, 915, 920, 1035, 1080, 1098, 1220, 1242, 1380, 1403, 1464, 1647, 1656, 1830, 2070, 2196, 2440, 2484, 2745, 2760, 2806, 3105, 3294, 3660, 4140, 4209, 4392, 4968, 5490, 5612, 6210, 6588, 7015, 7320, 8235, 8280, 8418, 10980, 11224, 12420, 12627, 13176, 14030, 16470, 16836, 21045, 21960, 24840, 25254, 28060, 32940, 33672, 37881, 42090, 50508, 56120, 63135, 65880, 75762, 84180, 101016, 126270, 151524, 168360, 189405, 252540, 303048, 378810, 505080, 757620, 1515240]

約数ペア:

[(1, 1515240), (2, 757620), (3, 505080), (4, 378810), (5, 303048), (6, 252540), (8, 189405), (9, 168360), (10, 151524), (12, 126270), (15, 101016), (18, 84180), (20, 75762), (23, 65880), (24, 63135), (27, 56120), (30, 50508), (36, 42090), (40, 37881), (45, 33672), (46, 32940), (54, 28060), (60, 25254), (61, 24840), (69, 21960), (72, 21045), (90, 16836), (92, 16470), (108, 14030), (115, 13176), (120, 12627), (122, 12420), (135, 11224), (138, 10980), (180, 8418), (183, 8280), (184, 8235), (207, 7320), (216, 7015), (230, 6588), (244, 6210), (270, 5612), (276, 5490), (305, 4968), (345, 4392), (360, 4209), (366, 4140), (414, 3660), (460, 3294), (488, 3105), (540, 2806), (549, 2760), (552, 2745), (610, 2484), (621, 2440), (690, 2196), (732, 2070), (828, 1830), (915, 1656), (920, 1647), (1035, 1464), (1080, 1403), (1098, 1380), (1220, 1242)]