3857640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:123

約数の個数: 128

約数和(自身を含む): 12856320

約数和(自身を除く): 8998680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 31, 34, 40, 51, 60, 61, 62, 68, 85, 93, 102, 120, 122, 124, 136, 155, 170, 183, 186, 204, 244, 248, 255, 305, 310, 340, 366, 372, 408, 465, 488, 510, 527, 610, 620, 680, 732, 744, 915, 930, 1020, 1037, 1054, 1220, 1240, 1464, 1581, 1830, 1860, 1891, 2040, 2074, 2108, 2440, 2635, 3111, 3162, 3660, 3720, 3782, 4148, 4216, 5185, 5270, 5673, 6222, 6324, 7320, 7564, 7905, 8296, 9455, 10370, 10540, 11346, 12444, 12648, 15128, 15555, 15810, 18910, 20740, 21080, 22692, 24888, 28365, 31110, 31620, 32147, 37820, 41480, 45384, 56730, 62220, 63240, 64294, 75640, 96441, 113460, 124440, 128588, 160735, 192882, 226920, 257176, 321470, 385764, 482205, 642940, 771528, 964410, 1285880, 1928820, 3857640]

約数ペア:

[(1, 3857640), (2, 1928820), (3, 1285880), (4, 964410), (5, 771528), (6, 642940), (8, 482205), (10, 385764), (12, 321470), (15, 257176), (17, 226920), (20, 192882), (24, 160735), (30, 128588), (31, 124440), (34, 113460), (40, 96441), (51, 75640), (60, 64294), (61, 63240), (62, 62220), (68, 56730), (85, 45384), (93, 41480), (102, 37820), (120, 32147), (122, 31620), (124, 31110), (136, 28365), (155, 24888), (170, 22692), (183, 21080), (186, 20740), (204, 18910), (244, 15810), (248, 15555), (255, 15128), (305, 12648), (310, 12444), (340, 11346), (366, 10540), (372, 10370), (408, 9455), (465, 8296), (488, 7905), (510, 7564), (527, 7320), (610, 6324), (620, 6222), (680, 5673), (732, 5270), (744, 5185), (915, 4216), (930, 4148), (1020, 3782), (1037, 3720), (1054, 3660), (1220, 3162), (1240, 3111), (1464, 2635), (1581, 2440), (1830, 2108), (1860, 2074), (1891, 2040)]