91887720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1453}}^1$

素因数の和:1515

約数の個数: 128

約数和(自身を含む): 301501440

約数和(自身を除く): 209613720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 31, 34, 40, 51, 60, 62, 68, 85, 93, 102, 120, 124, 136, 155, 170, 186, 204, 248, 255, 310, 340, 372, 408, 465, 510, 527, 620, 680, 744, 930, 1020, 1054, 1240, 1453, 1581, 1860, 2040, 2108, 2635, 2906, 3162, 3720, 4216, 4359, 5270, 5812, 6324, 7265, 7905, 8718, 10540, 11624, 12648, 14530, 15810, 17436, 21080, 21795, 24701, 29060, 31620, 34872, 43590, 45043, 49402, 58120, 63240, 74103, 87180, 90086, 98804, 123505, 135129, 148206, 174360, 180172, 197608, 225215, 247010, 270258, 296412, 360344, 370515, 450430, 494020, 540516, 592824, 675645, 741030, 765731, 900860, 988040, 1081032, 1351290, 1482060, 1531462, 1801720, 2297193, 2702580, 2964120, 3062924, 3828655, 4594386, 5405160, 6125848, 7657310, 9188772, 11485965, 15314620, 18377544, 22971930, 30629240, 45943860, 91887720]

約数ペア:

[(1, 91887720), (2, 45943860), (3, 30629240), (4, 22971930), (5, 18377544), (6, 15314620), (8, 11485965), (10, 9188772), (12, 7657310), (15, 6125848), (17, 5405160), (20, 4594386), (24, 3828655), (30, 3062924), (31, 2964120), (34, 2702580), (40, 2297193), (51, 1801720), (60, 1531462), (62, 1482060), (68, 1351290), (85, 1081032), (93, 988040), (102, 900860), (120, 765731), (124, 741030), (136, 675645), (155, 592824), (170, 540516), (186, 494020), (204, 450430), (248, 370515), (255, 360344), (310, 296412), (340, 270258), (372, 247010), (408, 225215), (465, 197608), (510, 180172), (527, 174360), (620, 148206), (680, 135129), (744, 123505), (930, 98804), (1020, 90086), (1054, 87180), (1240, 74103), (1453, 63240), (1581, 58120), (1860, 49402), (2040, 45043), (2108, 43590), (2635, 34872), (2906, 31620), (3162, 29060), (3720, 24701), (4216, 21795), (4359, 21080), (5270, 17436), (5812, 15810), (6324, 14530), (7265, 12648), (7905, 11624), (8718, 10540)]