103187140

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{1483}}^1$

素因数の和:1577

約数の個数: 72

約数和(自身を含む): 255794112

約数和(自身を除く): 152606972

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 71, 98, 140, 142, 196, 245, 284, 355, 490, 497, 710, 980, 994, 1420, 1483, 1988, 2485, 2966, 3479, 4970, 5932, 6958, 7415, 9940, 10381, 13916, 14830, 17395, 20762, 29660, 34790, 41524, 51905, 69580, 72667, 103810, 105293, 145334, 207620, 210586, 290668, 363335, 421172, 526465, 726670, 737051, 1052930, 1453340, 1474102, 2105860, 2948204, 3685255, 5159357, 7370510, 10318714, 14741020, 20637428, 25796785, 51593570, 103187140]

約数ペア:

[(1, 103187140), (2, 51593570), (4, 25796785), (5, 20637428), (7, 14741020), (10, 10318714), (14, 7370510), (20, 5159357), (28, 3685255), (35, 2948204), (49, 2105860), (70, 1474102), (71, 1453340), (98, 1052930), (140, 737051), (142, 726670), (196, 526465), (245, 421172), (284, 363335), (355, 290668), (490, 210586), (497, 207620), (710, 145334), (980, 105293), (994, 103810), (1420, 72667), (1483, 69580), (1988, 51905), (2485, 41524), (2966, 34790), (3479, 29660), (4970, 20762), (5932, 17395), (6958, 14830), (7415, 13916), (9940, 10381)]