248966460

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{313}}^1\times {\mathrm{491}}^1$

素因数の和:825

約数の個数: 120

約数和(自身を含む): 785108016

約数和(自身を除く): 536141556

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 313, 324, 405, 491, 540, 626, 810, 939, 982, 1252, 1473, 1565, 1620, 1878, 1964, 2455, 2817, 2946, 3130, 3756, 4419, 4695, 4910, 5634, 5892, 6260, 7365, 8451, 8838, 9390, 9820, 11268, 13257, 14085, 14730, 16902, 17676, 18780, 22095, 25353, 26514, 28170, 29460, 33804, 39771, 42255, 44190, 50706, 53028, 56340, 66285, 79542, 84510, 88380, 101412, 126765, 132570, 153683, 159084, 169020, 198855, 253530, 265140, 307366, 397710, 461049, 507060, 614732, 768415, 795420, 922098, 1383147, 1536830, 1844196, 2305245, 2766294, 3073660, 4149441, 4610490, 5532588, 6915735, 8298882, 9220980, 12448323, 13831470, 16597764, 20747205, 24896646, 27662940, 41494410, 49793292, 62241615, 82988820, 124483230, 248966460]

約数ペア:

[(1, 248966460), (2, 124483230), (3, 82988820), (4, 62241615), (5, 49793292), (6, 41494410), (9, 27662940), (10, 24896646), (12, 20747205), (15, 16597764), (18, 13831470), (20, 12448323), (27, 9220980), (30, 8298882), (36, 6915735), (45, 5532588), (54, 4610490), (60, 4149441), (81, 3073660), (90, 2766294), (108, 2305245), (135, 1844196), (162, 1536830), (180, 1383147), (270, 922098), (313, 795420), (324, 768415), (405, 614732), (491, 507060), (540, 461049), (626, 397710), (810, 307366), (939, 265140), (982, 253530), (1252, 198855), (1473, 169020), (1565, 159084), (1620, 153683), (1878, 132570), (1964, 126765), (2455, 101412), (2817, 88380), (2946, 84510), (3130, 79542), (3756, 66285), (4419, 56340), (4695, 53028), (4910, 50706), (5634, 44190), (5892, 42255), (6260, 39771), (7365, 33804), (8451, 29460), (8838, 28170), (9390, 26514), (9820, 25353), (11268, 22095), (13257, 18780), (14085, 17676), (14730, 16902)]