2901479980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{367}}^1\times {\mathrm{379}}^1$

素因数の和:911

約数の個数: 96

約数和(自身を含む): 7047936000

約数和(自身を除く): 4146456020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 149, 298, 367, 379, 596, 734, 745, 758, 1043, 1468, 1490, 1516, 1835, 1895, 2086, 2569, 2653, 2980, 3670, 3790, 4172, 5138, 5215, 5306, 7340, 7580, 10276, 10430, 10612, 12845, 13265, 20860, 25690, 26530, 51380, 53060, 54683, 56471, 109366, 112942, 139093, 218732, 225884, 273415, 278186, 282355, 382781, 395297, 546830, 556372, 564710, 695465, 765562, 790594, 973651, 1093660, 1129420, 1390930, 1531124, 1581188, 1913905, 1947302, 1976485, 2781860, 3827810, 3894604, 3952970, 4868255, 7655620, 7905940, 9736510, 19473020, 20724857, 41449714, 82899428, 103624285, 145073999, 207248570, 290147998, 414497140, 580295996, 725369995, 1450739990, 2901479980]

約数ペア:

[(1, 2901479980), (2, 1450739990), (4, 725369995), (5, 580295996), (7, 414497140), (10, 290147998), (14, 207248570), (20, 145073999), (28, 103624285), (35, 82899428), (70, 41449714), (140, 20724857), (149, 19473020), (298, 9736510), (367, 7905940), (379, 7655620), (596, 4868255), (734, 3952970), (745, 3894604), (758, 3827810), (1043, 2781860), (1468, 1976485), (1490, 1947302), (1516, 1913905), (1835, 1581188), (1895, 1531124), (2086, 1390930), (2569, 1129420), (2653, 1093660), (2980, 973651), (3670, 790594), (3790, 765562), (4172, 695465), (5138, 564710), (5215, 556372), (5306, 546830), (7340, 395297), (7580, 382781), (10276, 282355), (10430, 278186), (10612, 273415), (12845, 225884), (13265, 218732), (20860, 139093), (25690, 112942), (26530, 109366), (51380, 56471), (53060, 54683)]