123470480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{101}}^1$

素因数の和:217

約数の個数: 160

約数和(自身を含む): 346049280

約数和(自身を除く): 222578800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 37, 40, 56, 59, 70, 74, 80, 101, 112, 118, 140, 148, 185, 202, 236, 259, 280, 295, 296, 370, 404, 413, 472, 505, 518, 560, 590, 592, 707, 740, 808, 826, 944, 1010, 1036, 1180, 1295, 1414, 1480, 1616, 1652, 2020, 2065, 2072, 2183, 2360, 2590, 2828, 2960, 3304, 3535, 3737, 4040, 4130, 4144, 4366, 4720, 5180, 5656, 5959, 6608, 7070, 7474, 8080, 8260, 8732, 10360, 10915, 11312, 11918, 14140, 14948, 15281, 16520, 17464, 18685, 20720, 21830, 23836, 26159, 28280, 29795, 29896, 30562, 33040, 34928, 37370, 41713, 43660, 47672, 52318, 56560, 59590, 59792, 61124, 74740, 76405, 83426, 87320, 95344, 104636, 119180, 122248, 130795, 149480, 152810, 166852, 174640, 208565, 209272, 220483, 238360, 244496, 261590, 298960, 305620, 333704, 417130, 418544, 440966, 476720, 523180, 611240, 667408, 834260, 881932, 1046360, 1102415, 1222480, 1543381, 1668520, 1763864, 2092720, 2204830, 3086762, 3337040, 3527728, 4409660, 6173524, 7716905, 8819320, 12347048, 15433810, 17638640, 24694096, 30867620, 61735240, 123470480]

約数ペア:

[(1, 123470480), (2, 61735240), (4, 30867620), (5, 24694096), (7, 17638640), (8, 15433810), (10, 12347048), (14, 8819320), (16, 7716905), (20, 6173524), (28, 4409660), (35, 3527728), (37, 3337040), (40, 3086762), (56, 2204830), (59, 2092720), (70, 1763864), (74, 1668520), (80, 1543381), (101, 1222480), (112, 1102415), (118, 1046360), (140, 881932), (148, 834260), (185, 667408), (202, 611240), (236, 523180), (259, 476720), (280, 440966), (295, 418544), (296, 417130), (370, 333704), (404, 305620), (413, 298960), (472, 261590), (505, 244496), (518, 238360), (560, 220483), (590, 209272), (592, 208565), (707, 174640), (740, 166852), (808, 152810), (826, 149480), (944, 130795), (1010, 122248), (1036, 119180), (1180, 104636), (1295, 95344), (1414, 87320), (1480, 83426), (1616, 76405), (1652, 74740), (2020, 61124), (2065, 59792), (2072, 59590), (2183, 56560), (2360, 52318), (2590, 47672), (2828, 43660), (2960, 41713), (3304, 37370), (3535, 34928), (3737, 33040), (4040, 30562), (4130, 29896), (4144, 29795), (4366, 28280), (4720, 26159), (5180, 23836), (5656, 21830), (5959, 20720), (6608, 18685), (7070, 17464), (7474, 16520), (8080, 15281), (8260, 14948), (8732, 14140), (10360, 11918), (10915, 11312)]