406817320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{1531}}^1$

素因数の和:1635

約数の個数: 128

約数和(自身を含む): 1142749440

約数和(自身を除く): 735932120

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 73, 91, 104, 130, 140, 146, 182, 260, 280, 292, 364, 365, 455, 511, 520, 584, 728, 730, 910, 949, 1022, 1460, 1531, 1820, 1898, 2044, 2555, 2920, 3062, 3640, 3796, 4088, 4745, 5110, 6124, 6643, 7592, 7655, 9490, 10220, 10717, 12248, 13286, 15310, 18980, 19903, 20440, 21434, 26572, 30620, 33215, 37960, 39806, 42868, 53144, 53585, 61240, 66430, 79612, 85736, 99515, 107170, 111763, 132860, 139321, 159224, 199030, 214340, 223526, 265720, 278642, 398060, 428680, 447052, 557284, 558815, 696605, 782341, 796120, 894104, 1114568, 1117630, 1393210, 1452919, 1564682, 2235260, 2786420, 2905838, 3129364, 3911705, 4470520, 5572840, 5811676, 6258728, 7264595, 7823410, 10170433, 11623352, 14529190, 15646820, 20340866, 29058380, 31293640, 40681732, 50852165, 58116760, 81363464, 101704330, 203408660, 406817320]

約数ペア:

[(1, 406817320), (2, 203408660), (4, 101704330), (5, 81363464), (7, 58116760), (8, 50852165), (10, 40681732), (13, 31293640), (14, 29058380), (20, 20340866), (26, 15646820), (28, 14529190), (35, 11623352), (40, 10170433), (52, 7823410), (56, 7264595), (65, 6258728), (70, 5811676), (73, 5572840), (91, 4470520), (104, 3911705), (130, 3129364), (140, 2905838), (146, 2786420), (182, 2235260), (260, 1564682), (280, 1452919), (292, 1393210), (364, 1117630), (365, 1114568), (455, 894104), (511, 796120), (520, 782341), (584, 696605), (728, 558815), (730, 557284), (910, 447052), (949, 428680), (1022, 398060), (1460, 278642), (1531, 265720), (1820, 223526), (1898, 214340), (2044, 199030), (2555, 159224), (2920, 139321), (3062, 132860), (3640, 111763), (3796, 107170), (4088, 99515), (4745, 85736), (5110, 79612), (6124, 66430), (6643, 61240), (7592, 53585), (7655, 53144), (9490, 42868), (10220, 39806), (10717, 37960), (12248, 33215), (13286, 30620), (15310, 26572), (18980, 21434), (19903, 20440)]