123964740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{541}}^1$

素因数の和:642

約数の個数: 144

約数和(自身を含む): 402467520

約数和(自身を除く): 278502780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 67, 76, 90, 95, 114, 134, 171, 180, 190, 201, 228, 268, 285, 335, 342, 380, 402, 541, 570, 603, 670, 684, 804, 855, 1005, 1082, 1140, 1206, 1273, 1340, 1623, 1710, 2010, 2164, 2412, 2546, 2705, 3015, 3246, 3420, 3819, 4020, 4869, 5092, 5410, 6030, 6365, 6492, 7638, 8115, 9738, 10279, 10820, 11457, 12060, 12730, 15276, 16230, 19095, 19476, 20558, 22914, 24345, 25460, 30837, 32460, 36247, 38190, 41116, 45828, 48690, 51395, 57285, 61674, 72494, 76380, 92511, 97380, 102790, 108741, 114570, 123348, 144988, 154185, 181235, 185022, 205580, 217482, 229140, 308370, 326223, 362470, 370044, 434964, 462555, 543705, 616740, 652446, 688693, 724940, 925110, 1087410, 1304892, 1377386, 1631115, 1850220, 2066079, 2174820, 2754772, 3262230, 3443465, 4132158, 6198237, 6524460, 6886930, 8264316, 10330395, 12396474, 13773860, 20660790, 24792948, 30991185, 41321580, 61982370, 123964740]

約数ペア:

[(1, 123964740), (2, 61982370), (3, 41321580), (4, 30991185), (5, 24792948), (6, 20660790), (9, 13773860), (10, 12396474), (12, 10330395), (15, 8264316), (18, 6886930), (19, 6524460), (20, 6198237), (30, 4132158), (36, 3443465), (38, 3262230), (45, 2754772), (57, 2174820), (60, 2066079), (67, 1850220), (76, 1631115), (90, 1377386), (95, 1304892), (114, 1087410), (134, 925110), (171, 724940), (180, 688693), (190, 652446), (201, 616740), (228, 543705), (268, 462555), (285, 434964), (335, 370044), (342, 362470), (380, 326223), (402, 308370), (541, 229140), (570, 217482), (603, 205580), (670, 185022), (684, 181235), (804, 154185), (855, 144988), (1005, 123348), (1082, 114570), (1140, 108741), (1206, 102790), (1273, 97380), (1340, 92511), (1623, 76380), (1710, 72494), (2010, 61674), (2164, 57285), (2412, 51395), (2546, 48690), (2705, 45828), (3015, 41116), (3246, 38190), (3420, 36247), (3819, 32460), (4020, 30837), (4869, 25460), (5092, 24345), (5410, 22914), (6030, 20558), (6365, 19476), (6492, 19095), (7638, 16230), (8115, 15276), (9738, 12730), (10279, 12060), (10820, 11457)]