201513920

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^2\times {\mathrm{2179}}^1$

素因数の和:2230

約数の個数: 84

約数和(自身を含む): 509976120

約数和(自身を除く): 308462200

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 136, 160, 170, 272, 289, 320, 340, 544, 578, 680, 1088, 1156, 1360, 1445, 2179, 2312, 2720, 2890, 4358, 4624, 5440, 5780, 8716, 9248, 10895, 11560, 17432, 18496, 21790, 23120, 34864, 37043, 43580, 46240, 69728, 74086, 87160, 92480, 139456, 148172, 174320, 185215, 296344, 348640, 370430, 592688, 629731, 697280, 740860, 1185376, 1259462, 1481720, 2370752, 2518924, 2963440, 3148655, 5037848, 5926880, 6297310, 10075696, 11853760, 12594620, 20151392, 25189240, 40302784, 50378480, 100756960, 201513920]

約数ペア:

[(1, 201513920), (2, 100756960), (4, 50378480), (5, 40302784), (8, 25189240), (10, 20151392), (16, 12594620), (17, 11853760), (20, 10075696), (32, 6297310), (34, 5926880), (40, 5037848), (64, 3148655), (68, 2963440), (80, 2518924), (85, 2370752), (136, 1481720), (160, 1259462), (170, 1185376), (272, 740860), (289, 697280), (320, 629731), (340, 592688), (544, 370430), (578, 348640), (680, 296344), (1088, 185215), (1156, 174320), (1360, 148172), (1445, 139456), (2179, 92480), (2312, 87160), (2720, 74086), (2890, 69728), (4358, 46240), (4624, 43580), (5440, 37043), (5780, 34864), (8716, 23120), (9248, 21790), (10895, 18496), (11560, 17432)]