203801520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{787}}^1$

素因数の和:899

約数の個数: 160

約数和(自身を含む): 689455872

約数和(自身を除く): 485654352

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 83, 104, 120, 130, 156, 166, 195, 208, 240, 249, 260, 312, 332, 390, 415, 498, 520, 624, 664, 780, 787, 830, 996, 1040, 1079, 1245, 1328, 1560, 1574, 1660, 1992, 2158, 2361, 2490, 3120, 3148, 3237, 3320, 3935, 3984, 4316, 4722, 4980, 5395, 6296, 6474, 6640, 7870, 8632, 9444, 9960, 10231, 10790, 11805, 12592, 12948, 15740, 16185, 17264, 18888, 19920, 20462, 21580, 23610, 25896, 30693, 31480, 32370, 37776, 40924, 43160, 47220, 51155, 51792, 61386, 62960, 64740, 65321, 81848, 86320, 94440, 102310, 122772, 129480, 130642, 153465, 163696, 188880, 195963, 204620, 245544, 258960, 261284, 306930, 326605, 391926, 409240, 491088, 522568, 613860, 653210, 783852, 818480, 849173, 979815, 1045136, 1227720, 1306420, 1567704, 1698346, 1959630, 2455440, 2547519, 2612840, 3135408, 3396692, 3919260, 4245865, 5095038, 5225680, 6793384, 7838520, 8491730, 10190076, 12737595, 13586768, 15677040, 16983460, 20380152, 25475190, 33966920, 40760304, 50950380, 67933840, 101900760, 203801520]

約数ペア:

[(1, 203801520), (2, 101900760), (3, 67933840), (4, 50950380), (5, 40760304), (6, 33966920), (8, 25475190), (10, 20380152), (12, 16983460), (13, 15677040), (15, 13586768), (16, 12737595), (20, 10190076), (24, 8491730), (26, 7838520), (30, 6793384), (39, 5225680), (40, 5095038), (48, 4245865), (52, 3919260), (60, 3396692), (65, 3135408), (78, 2612840), (80, 2547519), (83, 2455440), (104, 1959630), (120, 1698346), (130, 1567704), (156, 1306420), (166, 1227720), (195, 1045136), (208, 979815), (240, 849173), (249, 818480), (260, 783852), (312, 653210), (332, 613860), (390, 522568), (415, 491088), (498, 409240), (520, 391926), (624, 326605), (664, 306930), (780, 261284), (787, 258960), (830, 245544), (996, 204620), (1040, 195963), (1079, 188880), (1245, 163696), (1328, 153465), (1560, 130642), (1574, 129480), (1660, 122772), (1992, 102310), (2158, 94440), (2361, 86320), (2490, 81848), (3120, 65321), (3148, 64740), (3237, 62960), (3320, 61386), (3935, 51792), (3984, 51155), (4316, 47220), (4722, 43160), (4980, 40924), (5395, 37776), (6296, 32370), (6474, 31480), (6640, 30693), (7870, 25896), (8632, 23610), (9444, 21580), (9960, 20462), (10231, 19920), (10790, 18888), (11805, 17264), (12592, 16185), (12948, 15740)]