149229220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{15013}}^1$

素因数の和:15100

約数の個数: 48

約数和(自身を含む): 363218688

約数和(自身を除く): 213989468

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 71, 140, 142, 284, 355, 497, 710, 994, 1420, 1988, 2485, 4970, 9940, 15013, 30026, 60052, 75065, 105091, 150130, 210182, 300260, 420364, 525455, 1050910, 1065923, 2101820, 2131846, 4263692, 5329615, 7461461, 10659230, 14922922, 21318460, 29845844, 37307305, 74614610, 149229220]

約数ペア:

[(1, 149229220), (2, 74614610), (4, 37307305), (5, 29845844), (7, 21318460), (10, 14922922), (14, 10659230), (20, 7461461), (28, 5329615), (35, 4263692), (70, 2131846), (71, 2101820), (140, 1065923), (142, 1050910), (284, 525455), (355, 420364), (497, 300260), (710, 210182), (994, 150130), (1420, 105091), (1988, 75065), (2485, 60052), (4970, 30026), (9940, 15013)]