201193720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1783}}^1$

素因数の和:1845

約数の個数: 128

約数和(自身を含む): 575447040

約数和(自身を除く): 374253320

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 31, 35, 40, 52, 56, 62, 65, 70, 91, 104, 124, 130, 140, 155, 182, 217, 248, 260, 280, 310, 364, 403, 434, 455, 520, 620, 728, 806, 868, 910, 1085, 1240, 1612, 1736, 1783, 1820, 2015, 2170, 2821, 3224, 3566, 3640, 4030, 4340, 5642, 7132, 8060, 8680, 8915, 11284, 12481, 14105, 14264, 16120, 17830, 22568, 23179, 24962, 28210, 35660, 46358, 49924, 55273, 56420, 62405, 71320, 92716, 99848, 110546, 112840, 115895, 124810, 162253, 185432, 221092, 231790, 249620, 276365, 324506, 386911, 442184, 463580, 499240, 552730, 649012, 718549, 773822, 811265, 927160, 1105460, 1298024, 1437098, 1547644, 1622530, 1934555, 2210920, 2874196, 3095288, 3245060, 3592745, 3869110, 5029843, 5748392, 6490120, 7185490, 7738220, 10059686, 14370980, 15476440, 20119372, 25149215, 28741960, 40238744, 50298430, 100596860, 201193720]

約数ペア:

[(1, 201193720), (2, 100596860), (4, 50298430), (5, 40238744), (7, 28741960), (8, 25149215), (10, 20119372), (13, 15476440), (14, 14370980), (20, 10059686), (26, 7738220), (28, 7185490), (31, 6490120), (35, 5748392), (40, 5029843), (52, 3869110), (56, 3592745), (62, 3245060), (65, 3095288), (70, 2874196), (91, 2210920), (104, 1934555), (124, 1622530), (130, 1547644), (140, 1437098), (155, 1298024), (182, 1105460), (217, 927160), (248, 811265), (260, 773822), (280, 718549), (310, 649012), (364, 552730), (403, 499240), (434, 463580), (455, 442184), (520, 386911), (620, 324506), (728, 276365), (806, 249620), (868, 231790), (910, 221092), (1085, 185432), (1240, 162253), (1612, 124810), (1736, 115895), (1783, 112840), (1820, 110546), (2015, 99848), (2170, 92716), (2821, 71320), (3224, 62405), (3566, 56420), (3640, 55273), (4030, 49924), (4340, 46358), (5642, 35660), (7132, 28210), (8060, 24962), (8680, 23179), (8915, 22568), (11284, 17830), (12481, 16120), (14105, 14264)]