245908400

素因数分解:

$2^4\times 5^2\times {\mathrm{17}}^1\times {\mathrm{29}}^2\times {\mathrm{43}}^1$

素因数の和:136

約数の個数: 180

約数和(自身を含む): 662928552

約数和(自身を除く): 417020152

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 29, 34, 40, 43, 50, 58, 68, 80, 85, 86, 100, 116, 136, 145, 170, 172, 200, 215, 232, 272, 290, 340, 344, 400, 425, 430, 464, 493, 580, 680, 688, 725, 731, 841, 850, 860, 986, 1075, 1160, 1247, 1360, 1450, 1462, 1682, 1700, 1720, 1972, 2150, 2320, 2465, 2494, 2900, 2924, 3364, 3400, 3440, 3655, 3944, 4205, 4300, 4930, 4988, 5800, 5848, 6235, 6728, 6800, 7310, 7888, 8410, 8600, 9860, 9976, 11600, 11696, 12325, 12470, 13456, 14297, 14620, 16820, 17200, 18275, 19720, 19952, 21025, 21199, 24650, 24940, 28594, 29240, 31175, 33640, 36163, 36550, 39440, 42050, 42398, 49300, 49880, 57188, 58480, 62350, 67280, 71485, 72326, 73100, 84100, 84796, 98600, 99760, 105995, 114376, 124700, 142970, 144652, 146200, 168200, 169592, 180815, 197200, 211990, 228752, 249400, 285940, 289304, 292400, 336400, 339184, 357425, 361630, 423980, 498800, 529975, 571880, 578608, 614771, 714850, 723260, 847960, 904075, 1059950, 1143760, 1229542, 1429700, 1446520, 1695920, 1808150, 2119900, 2459084, 2859400, 2893040, 3073855, 3616300, 4239800, 4918168, 5718800, 6147710, 7232600, 8479600, 9836336, 12295420, 14465200, 15369275, 24590840, 30738550, 49181680, 61477100, 122954200, 245908400]

約数ペア:

[(1, 245908400), (2, 122954200), (4, 61477100), (5, 49181680), (8, 30738550), (10, 24590840), (16, 15369275), (17, 14465200), (20, 12295420), (25, 9836336), (29, 8479600), (34, 7232600), (40, 6147710), (43, 5718800), (50, 4918168), (58, 4239800), (68, 3616300), (80, 3073855), (85, 2893040), (86, 2859400), (100, 2459084), (116, 2119900), (136, 1808150), (145, 1695920), (170, 1446520), (172, 1429700), (200, 1229542), (215, 1143760), (232, 1059950), (272, 904075), (290, 847960), (340, 723260), (344, 714850), (400, 614771), (425, 578608), (430, 571880), (464, 529975), (493, 498800), (580, 423980), (680, 361630), (688, 357425), (725, 339184), (731, 336400), (841, 292400), (850, 289304), (860, 285940), (986, 249400), (1075, 228752), (1160, 211990), (1247, 197200), (1360, 180815), (1450, 169592), (1462, 168200), (1682, 146200), (1700, 144652), (1720, 142970), (1972, 124700), (2150, 114376), (2320, 105995), (2465, 99760), (2494, 98600), (2900, 84796), (2924, 84100), (3364, 73100), (3400, 72326), (3440, 71485), (3655, 67280), (3944, 62350), (4205, 58480), (4300, 57188), (4930, 49880), (4988, 49300), (5800, 42398), (5848, 42050), (6235, 39440), (6728, 36550), (6800, 36163), (7310, 33640), (7888, 31175), (8410, 29240), (8600, 28594), (9860, 24940), (9976, 24650), (11600, 21199), (11696, 21025), (12325, 19952), (12470, 19720), (13456, 18275), (14297, 17200), (14620, 16820)]