671408360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1\times {\mathrm{239}}^1$

素因数の和:463

約数の個数: 128

約数和(自身を含む): 1769472000

約数和(自身を除く): 1098063640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 79, 127, 140, 158, 239, 254, 280, 316, 395, 478, 508, 553, 632, 635, 790, 889, 956, 1016, 1106, 1195, 1270, 1580, 1673, 1778, 1912, 2212, 2390, 2540, 2765, 3160, 3346, 3556, 4424, 4445, 4780, 5080, 5530, 6692, 7112, 8365, 8890, 9560, 10033, 11060, 13384, 16730, 17780, 18881, 20066, 22120, 30353, 33460, 35560, 37762, 40132, 50165, 60706, 66920, 70231, 75524, 80264, 94405, 100330, 121412, 132167, 140462, 151048, 151765, 188810, 200660, 212471, 242824, 264334, 280924, 303530, 351155, 377620, 401320, 424942, 528668, 561848, 607060, 660835, 702310, 755240, 849884, 1057336, 1062355, 1214120, 1321670, 1404620, 1699768, 2124710, 2397887, 2643340, 2809240, 4249420, 4795774, 5286680, 8498840, 9591548, 11989435, 16785209, 19183096, 23978870, 33570418, 47957740, 67140836, 83926045, 95915480, 134281672, 167852090, 335704180, 671408360]

約数ペア:

[(1, 671408360), (2, 335704180), (4, 167852090), (5, 134281672), (7, 95915480), (8, 83926045), (10, 67140836), (14, 47957740), (20, 33570418), (28, 23978870), (35, 19183096), (40, 16785209), (56, 11989435), (70, 9591548), (79, 8498840), (127, 5286680), (140, 4795774), (158, 4249420), (239, 2809240), (254, 2643340), (280, 2397887), (316, 2124710), (395, 1699768), (478, 1404620), (508, 1321670), (553, 1214120), (632, 1062355), (635, 1057336), (790, 849884), (889, 755240), (956, 702310), (1016, 660835), (1106, 607060), (1195, 561848), (1270, 528668), (1580, 424942), (1673, 401320), (1778, 377620), (1912, 351155), (2212, 303530), (2390, 280924), (2540, 264334), (2765, 242824), (3160, 212471), (3346, 200660), (3556, 188810), (4424, 151765), (4445, 151048), (4780, 140462), (5080, 132167), (5530, 121412), (6692, 100330), (7112, 94405), (8365, 80264), (8890, 75524), (9560, 70231), (10033, 66920), (11060, 60706), (13384, 50165), (16730, 40132), (17780, 37762), (18881, 35560), (20066, 33460), (22120, 30353)]