13217880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{229}}^1$

素因数の和:293

約数の個数: 128

約数和(自身を含む): 44049600

約数和(自身を除く): 30831720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 37, 39, 40, 52, 60, 65, 74, 78, 104, 111, 120, 130, 148, 156, 185, 195, 222, 229, 260, 296, 312, 370, 390, 444, 458, 481, 520, 555, 687, 740, 780, 888, 916, 962, 1110, 1145, 1374, 1443, 1480, 1560, 1832, 1924, 2220, 2290, 2405, 2748, 2886, 2977, 3435, 3848, 4440, 4580, 4810, 5496, 5772, 5954, 6870, 7215, 8473, 8931, 9160, 9620, 11544, 11908, 13740, 14430, 14885, 16946, 17862, 19240, 23816, 25419, 27480, 28860, 29770, 33892, 35724, 42365, 44655, 50838, 57720, 59540, 67784, 71448, 84730, 89310, 101676, 110149, 119080, 127095, 169460, 178620, 203352, 220298, 254190, 330447, 338920, 357240, 440596, 508380, 550745, 660894, 881192, 1016760, 1101490, 1321788, 1652235, 2202980, 2643576, 3304470, 4405960, 6608940, 13217880]

約数ペア:

[(1, 13217880), (2, 6608940), (3, 4405960), (4, 3304470), (5, 2643576), (6, 2202980), (8, 1652235), (10, 1321788), (12, 1101490), (13, 1016760), (15, 881192), (20, 660894), (24, 550745), (26, 508380), (30, 440596), (37, 357240), (39, 338920), (40, 330447), (52, 254190), (60, 220298), (65, 203352), (74, 178620), (78, 169460), (104, 127095), (111, 119080), (120, 110149), (130, 101676), (148, 89310), (156, 84730), (185, 71448), (195, 67784), (222, 59540), (229, 57720), (260, 50838), (296, 44655), (312, 42365), (370, 35724), (390, 33892), (444, 29770), (458, 28860), (481, 27480), (520, 25419), (555, 23816), (687, 19240), (740, 17862), (780, 16946), (888, 14885), (916, 14430), (962, 13740), (1110, 11908), (1145, 11544), (1374, 9620), (1443, 9160), (1480, 8931), (1560, 8473), (1832, 7215), (1924, 6870), (2220, 5954), (2290, 5772), (2405, 5496), (2748, 4810), (2886, 4580), (2977, 4440), (3435, 3848)]