215512080

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{787}}^1$

素因数の和:973

約数の個数: 160

約数和(自身を含む): 769188864

約数和(自身を除く): 553676784

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, 60, 70, 80, 84, 105, 112, 120, 140, 163, 168, 210, 240, 280, 326, 336, 420, 489, 560, 652, 787, 815, 840, 978, 1141, 1304, 1574, 1630, 1680, 1956, 2282, 2361, 2445, 2608, 3148, 3260, 3423, 3912, 3935, 4564, 4722, 4890, 5509, 5705, 6296, 6520, 6846, 7824, 7870, 9128, 9444, 9780, 11018, 11410, 11805, 12592, 13040, 13692, 15740, 16527, 17115, 18256, 18888, 19560, 22036, 22820, 23610, 27384, 27545, 31480, 33054, 34230, 37776, 39120, 44072, 45640, 47220, 54768, 55090, 62960, 66108, 68460, 82635, 88144, 91280, 94440, 110180, 128281, 132216, 136920, 165270, 188880, 220360, 256562, 264432, 273840, 330540, 384843, 440720, 513124, 641405, 661080, 769686, 897967, 1026248, 1282810, 1322160, 1539372, 1795934, 1924215, 2052496, 2565620, 2693901, 3078744, 3591868, 3848430, 4489835, 5131240, 5387802, 6157488, 7183736, 7696860, 8979670, 10262480, 10775604, 13469505, 14367472, 15393720, 17959340, 21551208, 26939010, 30787440, 35918680, 43102416, 53878020, 71837360, 107756040, 215512080]

約数ペア:

[(1, 215512080), (2, 107756040), (3, 71837360), (4, 53878020), (5, 43102416), (6, 35918680), (7, 30787440), (8, 26939010), (10, 21551208), (12, 17959340), (14, 15393720), (15, 14367472), (16, 13469505), (20, 10775604), (21, 10262480), (24, 8979670), (28, 7696860), (30, 7183736), (35, 6157488), (40, 5387802), (42, 5131240), (48, 4489835), (56, 3848430), (60, 3591868), (70, 3078744), (80, 2693901), (84, 2565620), (105, 2052496), (112, 1924215), (120, 1795934), (140, 1539372), (163, 1322160), (168, 1282810), (210, 1026248), (240, 897967), (280, 769686), (326, 661080), (336, 641405), (420, 513124), (489, 440720), (560, 384843), (652, 330540), (787, 273840), (815, 264432), (840, 256562), (978, 220360), (1141, 188880), (1304, 165270), (1574, 136920), (1630, 132216), (1680, 128281), (1956, 110180), (2282, 94440), (2361, 91280), (2445, 88144), (2608, 82635), (3148, 68460), (3260, 66108), (3423, 62960), (3912, 55090), (3935, 54768), (4564, 47220), (4722, 45640), (4890, 44072), (5509, 39120), (5705, 37776), (6296, 34230), (6520, 33054), (6846, 31480), (7824, 27545), (7870, 27384), (9128, 23610), (9444, 22820), (9780, 22036), (11018, 19560), (11410, 18888), (11805, 18256), (12592, 17115), (13040, 16527), (13692, 15740)]