212215920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{2141}}^1$

素因数の和:2223

約数の個数: 160

約数和(自身を含む): 764951040

約数和(自身を除く): 552735120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 59, 60, 70, 80, 84, 105, 112, 118, 120, 140, 168, 177, 210, 236, 240, 280, 295, 336, 354, 413, 420, 472, 560, 590, 708, 826, 840, 885, 944, 1180, 1239, 1416, 1652, 1680, 1770, 2065, 2141, 2360, 2478, 2832, 3304, 3540, 4130, 4282, 4720, 4956, 6195, 6423, 6608, 7080, 8260, 8564, 9912, 10705, 12390, 12846, 14160, 14987, 16520, 17128, 19824, 21410, 24780, 25692, 29974, 32115, 33040, 34256, 42820, 44961, 49560, 51384, 59948, 64230, 74935, 85640, 89922, 99120, 102768, 119896, 126319, 128460, 149870, 171280, 179844, 224805, 239792, 252638, 256920, 299740, 359688, 378957, 449610, 505276, 513840, 599480, 631595, 719376, 757914, 884233, 899220, 1010552, 1198960, 1263190, 1515828, 1768466, 1798440, 1894785, 2021104, 2526380, 2652699, 3031656, 3536932, 3596880, 3789570, 4421165, 5052760, 5305398, 6063312, 7073864, 7579140, 8842330, 10105520, 10610796, 13263495, 14147728, 15158280, 17684660, 21221592, 26526990, 30316560, 35369320, 42443184, 53053980, 70738640, 106107960, 212215920]

約数ペア:

[(1, 212215920), (2, 106107960), (3, 70738640), (4, 53053980), (5, 42443184), (6, 35369320), (7, 30316560), (8, 26526990), (10, 21221592), (12, 17684660), (14, 15158280), (15, 14147728), (16, 13263495), (20, 10610796), (21, 10105520), (24, 8842330), (28, 7579140), (30, 7073864), (35, 6063312), (40, 5305398), (42, 5052760), (48, 4421165), (56, 3789570), (59, 3596880), (60, 3536932), (70, 3031656), (80, 2652699), (84, 2526380), (105, 2021104), (112, 1894785), (118, 1798440), (120, 1768466), (140, 1515828), (168, 1263190), (177, 1198960), (210, 1010552), (236, 899220), (240, 884233), (280, 757914), (295, 719376), (336, 631595), (354, 599480), (413, 513840), (420, 505276), (472, 449610), (560, 378957), (590, 359688), (708, 299740), (826, 256920), (840, 252638), (885, 239792), (944, 224805), (1180, 179844), (1239, 171280), (1416, 149870), (1652, 128460), (1680, 126319), (1770, 119896), (2065, 102768), (2141, 99120), (2360, 89922), (2478, 85640), (2832, 74935), (3304, 64230), (3540, 59948), (4130, 51384), (4282, 49560), (4720, 44961), (4956, 42820), (6195, 34256), (6423, 33040), (6608, 32115), (7080, 29974), (8260, 25692), (8564, 24780), (9912, 21410), (10705, 19824), (12390, 17128), (12846, 16520), (14160, 14987)]