189886320

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{20287}}^1$

素因数の和:20319

約数の個数: 120

約数和(自身を含む): 686789376

約数和(自身を除く): 496903056

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 144, 156, 180, 195, 208, 234, 240, 260, 312, 360, 390, 468, 520, 585, 624, 720, 780, 936, 1040, 1170, 1560, 1872, 2340, 3120, 4680, 9360, 20287, 40574, 60861, 81148, 101435, 121722, 162296, 182583, 202870, 243444, 263731, 304305, 324592, 365166, 405740, 486888, 527462, 608610, 730332, 791193, 811480, 912915, 973776, 1054924, 1217220, 1318655, 1460664, 1582386, 1622960, 1825830, 2109848, 2373579, 2434440, 2637310, 2921328, 3164772, 3651660, 3955965, 4219696, 4747158, 4868880, 5274620, 6329544, 7303320, 7911930, 9494316, 10549240, 11867895, 12659088, 14606640, 15823860, 18988632, 21098480, 23735790, 31647720, 37977264, 47471580, 63295440, 94943160, 189886320]

約数ペア:

[(1, 189886320), (2, 94943160), (3, 63295440), (4, 47471580), (5, 37977264), (6, 31647720), (8, 23735790), (9, 21098480), (10, 18988632), (12, 15823860), (13, 14606640), (15, 12659088), (16, 11867895), (18, 10549240), (20, 9494316), (24, 7911930), (26, 7303320), (30, 6329544), (36, 5274620), (39, 4868880), (40, 4747158), (45, 4219696), (48, 3955965), (52, 3651660), (60, 3164772), (65, 2921328), (72, 2637310), (78, 2434440), (80, 2373579), (90, 2109848), (104, 1825830), (117, 1622960), (120, 1582386), (130, 1460664), (144, 1318655), (156, 1217220), (180, 1054924), (195, 973776), (208, 912915), (234, 811480), (240, 791193), (260, 730332), (312, 608610), (360, 527462), (390, 486888), (468, 405740), (520, 365166), (585, 324592), (624, 304305), (720, 263731), (780, 243444), (936, 202870), (1040, 182583), (1170, 162296), (1560, 121722), (1872, 101435), (2340, 81148), (3120, 60861), (4680, 40574), (9360, 20287)]