664851915

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{181}}^1$

素因数の和:251

約数の個数: 192

約数和(自身を含む): 1534740480

約数和(自身を除く): 869888565

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 23, 27, 35, 39, 45, 63, 65, 69, 91, 105, 115, 117, 135, 161, 169, 181, 189, 195, 207, 273, 299, 315, 345, 351, 455, 483, 507, 543, 585, 621, 805, 819, 845, 897, 905, 945, 1035, 1183, 1267, 1365, 1449, 1495, 1521, 1629, 1755, 2093, 2353, 2415, 2457, 2535, 2691, 2715, 3105, 3549, 3801, 3887, 4095, 4163, 4347, 4485, 4563, 4887, 5915, 6279, 6335, 7059, 7245, 7605, 8073, 8145, 10465, 10647, 11403, 11661, 11765, 12285, 12489, 13455, 16471, 17745, 18837, 19005, 19435, 20815, 21177, 21735, 22815, 24435, 27209, 29141, 30589, 31395, 31941, 34209, 34983, 35295, 37467, 40365, 49413, 53235, 54119, 56511, 57015, 58305, 62445, 63531, 81627, 82355, 87423, 91767, 94185, 104949, 105885, 112401, 136045, 145705, 148239, 152945, 159705, 162357, 171045, 174915, 187335, 214123, 244881, 247065, 262269, 270595, 275301, 282555, 317655, 378833, 408135, 437115, 444717, 458835, 487071, 524745, 562005, 642369, 703547, 734643, 741195, 786807, 811785, 825903, 1070615, 1136499, 1224405, 1311345, 1376505, 1461213, 1894165, 1927107, 2110641, 2223585, 2435355, 3211845, 3409497, 3517735, 3673215, 3934035, 4129515, 4924829, 5682495, 5781321, 6331923, 7306065, 9635535, 10228491, 10553205, 14774487, 17047485, 18995769, 24624145, 28906605, 31659615, 44323461, 51142455, 73872435, 94978845, 132970383, 221617305, 664851915]

約数ペア:

[(1, 664851915), (3, 221617305), (5, 132970383), (7, 94978845), (9, 73872435), (13, 51142455), (15, 44323461), (21, 31659615), (23, 28906605), (27, 24624145), (35, 18995769), (39, 17047485), (45, 14774487), (63, 10553205), (65, 10228491), (69, 9635535), (91, 7306065), (105, 6331923), (115, 5781321), (117, 5682495), (135, 4924829), (161, 4129515), (169, 3934035), (181, 3673215), (189, 3517735), (195, 3409497), (207, 3211845), (273, 2435355), (299, 2223585), (315, 2110641), (345, 1927107), (351, 1894165), (455, 1461213), (483, 1376505), (507, 1311345), (543, 1224405), (585, 1136499), (621, 1070615), (805, 825903), (819, 811785), (845, 786807), (897, 741195), (905, 734643), (945, 703547), (1035, 642369), (1183, 562005), (1267, 524745), (1365, 487071), (1449, 458835), (1495, 444717), (1521, 437115), (1629, 408135), (1755, 378833), (2093, 317655), (2353, 282555), (2415, 275301), (2457, 270595), (2535, 262269), (2691, 247065), (2715, 244881), (3105, 214123), (3549, 187335), (3801, 174915), (3887, 171045), (4095, 162357), (4163, 159705), (4347, 152945), (4485, 148239), (4563, 145705), (4887, 136045), (5915, 112401), (6279, 105885), (6335, 104949), (7059, 94185), (7245, 91767), (7605, 87423), (8073, 82355), (8145, 81627), (10465, 63531), (10647, 62445), (11403, 58305), (11661, 57015), (11765, 56511), (12285, 54119), (12489, 53235), (13455, 49413), (16471, 40365), (17745, 37467), (18837, 35295), (19005, 34983), (19435, 34209), (20815, 31941), (21177, 31395), (21735, 30589), (22815, 29141), (24435, 27209)]