846740340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1\times {\mathrm{419}}^1$

素因数の和:646

約数の個数: 144

約数和(自身を含む): 2623420800

約数和(自身を除く): 1776680460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 103, 109, 180, 206, 218, 309, 327, 412, 419, 436, 515, 545, 618, 654, 838, 927, 981, 1030, 1090, 1236, 1257, 1308, 1545, 1635, 1676, 1854, 1962, 2060, 2095, 2180, 2514, 3090, 3270, 3708, 3771, 3924, 4190, 4635, 4905, 5028, 6180, 6285, 6540, 7542, 8380, 9270, 9810, 11227, 12570, 15084, 18540, 18855, 19620, 22454, 25140, 33681, 37710, 43157, 44908, 45671, 56135, 67362, 75420, 86314, 91342, 101043, 112270, 129471, 134724, 137013, 168405, 172628, 182684, 202086, 215785, 224540, 228355, 258942, 274026, 336810, 388413, 404172, 411039, 431570, 456710, 505215, 517884, 548052, 647355, 673620, 685065, 776826, 822078, 863140, 913420, 1010430, 1294710, 1370130, 1553652, 1644156, 1942065, 2020860, 2055195, 2589420, 2740260, 3884130, 4110390, 4704113, 7768260, 8220780, 9408226, 14112339, 18816452, 23520565, 28224678, 42337017, 47041130, 56449356, 70561695, 84674034, 94082260, 141123390, 169348068, 211685085, 282246780, 423370170, 846740340]

約数ペア:

[(1, 846740340), (2, 423370170), (3, 282246780), (4, 211685085), (5, 169348068), (6, 141123390), (9, 94082260), (10, 84674034), (12, 70561695), (15, 56449356), (18, 47041130), (20, 42337017), (30, 28224678), (36, 23520565), (45, 18816452), (60, 14112339), (90, 9408226), (103, 8220780), (109, 7768260), (180, 4704113), (206, 4110390), (218, 3884130), (309, 2740260), (327, 2589420), (412, 2055195), (419, 2020860), (436, 1942065), (515, 1644156), (545, 1553652), (618, 1370130), (654, 1294710), (838, 1010430), (927, 913420), (981, 863140), (1030, 822078), (1090, 776826), (1236, 685065), (1257, 673620), (1308, 647355), (1545, 548052), (1635, 517884), (1676, 505215), (1854, 456710), (1962, 431570), (2060, 411039), (2095, 404172), (2180, 388413), (2514, 336810), (3090, 274026), (3270, 258942), (3708, 228355), (3771, 224540), (3924, 215785), (4190, 202086), (4635, 182684), (4905, 172628), (5028, 168405), (6180, 137013), (6285, 134724), (6540, 129471), (7542, 112270), (8380, 101043), (9270, 91342), (9810, 86314), (11227, 75420), (12570, 67362), (15084, 56135), (18540, 45671), (18855, 44908), (19620, 43157), (22454, 37710), (25140, 33681)]