215643480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{1009}}^1$

素因数の和:1173

約数の個数: 128

約数和(自身を含む): 702475200

約数和(自身を除く): 486831720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 137, 156, 195, 260, 274, 312, 390, 411, 520, 548, 685, 780, 822, 1009, 1096, 1370, 1560, 1644, 1781, 2018, 2055, 2740, 3027, 3288, 3562, 4036, 4110, 5045, 5343, 5480, 6054, 7124, 8072, 8220, 8905, 10090, 10686, 12108, 13117, 14248, 15135, 16440, 17810, 20180, 21372, 24216, 26234, 26715, 30270, 35620, 39351, 40360, 42744, 52468, 53430, 60540, 65585, 71240, 78702, 104936, 106860, 121080, 131170, 138233, 157404, 196755, 213720, 262340, 276466, 314808, 393510, 414699, 524680, 552932, 691165, 787020, 829398, 1105864, 1382330, 1574040, 1658796, 1797029, 2073495, 2764660, 3317592, 3594058, 4146990, 5391087, 5529320, 7188116, 8293980, 8985145, 10782174, 14376232, 16587960, 17970290, 21564348, 26955435, 35940580, 43128696, 53910870, 71881160, 107821740, 215643480]

約数ペア:

[(1, 215643480), (2, 107821740), (3, 71881160), (4, 53910870), (5, 43128696), (6, 35940580), (8, 26955435), (10, 21564348), (12, 17970290), (13, 16587960), (15, 14376232), (20, 10782174), (24, 8985145), (26, 8293980), (30, 7188116), (39, 5529320), (40, 5391087), (52, 4146990), (60, 3594058), (65, 3317592), (78, 2764660), (104, 2073495), (120, 1797029), (130, 1658796), (137, 1574040), (156, 1382330), (195, 1105864), (260, 829398), (274, 787020), (312, 691165), (390, 552932), (411, 524680), (520, 414699), (548, 393510), (685, 314808), (780, 276466), (822, 262340), (1009, 213720), (1096, 196755), (1370, 157404), (1560, 138233), (1644, 131170), (1781, 121080), (2018, 106860), (2055, 104936), (2740, 78702), (3027, 71240), (3288, 65585), (3562, 60540), (4036, 53430), (4110, 52468), (5045, 42744), (5343, 40360), (5480, 39351), (6054, 35620), (7124, 30270), (8072, 26715), (8220, 26234), (8905, 24216), (10090, 21372), (10686, 20180), (12108, 17810), (13117, 16440), (14248, 15135)]