212273460

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{18719}}^1$

素因数の和:18747

約数の個数: 120

約数和(自身を含む): 761080320

約数和(自身を除く): 548806860

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 252, 270, 315, 324, 378, 405, 420, 540, 567, 630, 756, 810, 945, 1134, 1260, 1620, 1890, 2268, 2835, 3780, 5670, 11340, 18719, 37438, 56157, 74876, 93595, 112314, 131033, 168471, 187190, 224628, 262066, 280785, 336942, 374380, 393099, 505413, 524132, 561570, 655165, 673884, 786198, 842355, 1010826, 1123140, 1179297, 1310330, 1516239, 1572396, 1684710, 1965495, 2021652, 2358594, 2527065, 2620660, 3032478, 3369420, 3537891, 3930990, 4717188, 5054130, 5896485, 6064956, 7075782, 7581195, 7861980, 10108260, 10613673, 11792970, 14151564, 15162390, 17689455, 21227346, 23585940, 30324780, 35378910, 42454692, 53068365, 70757820, 106136730, 212273460]

約数ペア:

[(1, 212273460), (2, 106136730), (3, 70757820), (4, 53068365), (5, 42454692), (6, 35378910), (7, 30324780), (9, 23585940), (10, 21227346), (12, 17689455), (14, 15162390), (15, 14151564), (18, 11792970), (20, 10613673), (21, 10108260), (27, 7861980), (28, 7581195), (30, 7075782), (35, 6064956), (36, 5896485), (42, 5054130), (45, 4717188), (54, 3930990), (60, 3537891), (63, 3369420), (70, 3032478), (81, 2620660), (84, 2527065), (90, 2358594), (105, 2021652), (108, 1965495), (126, 1684710), (135, 1572396), (140, 1516239), (162, 1310330), (180, 1179297), (189, 1123140), (210, 1010826), (252, 842355), (270, 786198), (315, 673884), (324, 655165), (378, 561570), (405, 524132), (420, 505413), (540, 393099), (567, 374380), (630, 336942), (756, 280785), (810, 262066), (945, 224628), (1134, 187190), (1260, 168471), (1620, 131033), (1890, 112314), (2268, 93595), (2835, 74876), (3780, 56157), (5670, 37438), (11340, 18719)]