142418920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{233}}^1$

素因数の和:347

約数の個数: 128

約数和(自身を含む): 384134400

約数和(自身を除く): 241715480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 56, 59, 70, 74, 118, 140, 148, 185, 233, 236, 259, 280, 295, 296, 370, 413, 466, 472, 518, 590, 740, 826, 932, 1036, 1165, 1180, 1295, 1480, 1631, 1652, 1864, 2065, 2072, 2183, 2330, 2360, 2590, 3262, 3304, 4130, 4366, 4660, 5180, 6524, 8155, 8260, 8621, 8732, 9320, 10360, 10915, 13048, 13747, 15281, 16310, 16520, 17242, 17464, 21830, 27494, 30562, 32620, 34484, 43105, 43660, 54988, 60347, 61124, 65240, 68735, 68968, 76405, 86210, 87320, 96229, 109976, 120694, 122248, 137470, 152810, 172420, 192458, 241388, 274940, 301735, 305620, 344840, 384916, 481145, 482776, 508639, 549880, 603470, 611240, 769832, 962290, 1017278, 1206940, 1924580, 2034556, 2413880, 2543195, 3560473, 3849160, 4069112, 5086390, 7120946, 10172780, 14241892, 17802365, 20345560, 28483784, 35604730, 71209460, 142418920]

約数ペア:

[(1, 142418920), (2, 71209460), (4, 35604730), (5, 28483784), (7, 20345560), (8, 17802365), (10, 14241892), (14, 10172780), (20, 7120946), (28, 5086390), (35, 4069112), (37, 3849160), (40, 3560473), (56, 2543195), (59, 2413880), (70, 2034556), (74, 1924580), (118, 1206940), (140, 1017278), (148, 962290), (185, 769832), (233, 611240), (236, 603470), (259, 549880), (280, 508639), (295, 482776), (296, 481145), (370, 384916), (413, 344840), (466, 305620), (472, 301735), (518, 274940), (590, 241388), (740, 192458), (826, 172420), (932, 152810), (1036, 137470), (1165, 122248), (1180, 120694), (1295, 109976), (1480, 96229), (1631, 87320), (1652, 86210), (1864, 76405), (2065, 68968), (2072, 68735), (2183, 65240), (2330, 61124), (2360, 60347), (2590, 54988), (3262, 43660), (3304, 43105), (4130, 34484), (4366, 32620), (4660, 30562), (5180, 27494), (6524, 21830), (8155, 17464), (8260, 17242), (8621, 16520), (8732, 16310), (9320, 15281), (10360, 13747), (10915, 13048)]