178994556

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{241}}^1$

素因数の和:313

約数の個数: 144

約数和(自身を含む): 524597920

約数和(自身を除く): 345603364

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 23, 26, 27, 36, 39, 46, 52, 54, 69, 78, 92, 108, 117, 138, 156, 207, 234, 241, 276, 299, 351, 414, 468, 482, 529, 598, 621, 702, 723, 828, 897, 964, 1058, 1196, 1242, 1404, 1446, 1587, 1794, 2116, 2169, 2484, 2691, 2892, 3133, 3174, 3588, 4338, 4761, 5382, 5543, 6266, 6348, 6507, 6877, 8073, 8676, 9399, 9522, 10764, 11086, 12532, 13014, 13754, 14283, 16146, 16629, 18798, 19044, 20631, 22172, 26028, 27508, 28197, 28566, 32292, 33258, 37596, 41262, 49887, 56394, 57132, 61893, 66516, 72059, 82524, 84591, 99774, 112788, 123786, 127489, 144118, 149661, 169182, 185679, 199548, 216177, 247572, 254978, 288236, 299322, 338364, 371358, 382467, 432354, 509956, 598644, 648531, 742716, 764934, 864708, 1147401, 1297062, 1529868, 1657357, 1945593, 2294802, 2594124, 3314714, 3442203, 3891186, 4589604, 4972071, 6629428, 6884406, 7782372, 9944142, 13768812, 14916213, 19888284, 29832426, 44748639, 59664852, 89497278, 178994556]

約数ペア:

[(1, 178994556), (2, 89497278), (3, 59664852), (4, 44748639), (6, 29832426), (9, 19888284), (12, 14916213), (13, 13768812), (18, 9944142), (23, 7782372), (26, 6884406), (27, 6629428), (36, 4972071), (39, 4589604), (46, 3891186), (52, 3442203), (54, 3314714), (69, 2594124), (78, 2294802), (92, 1945593), (108, 1657357), (117, 1529868), (138, 1297062), (156, 1147401), (207, 864708), (234, 764934), (241, 742716), (276, 648531), (299, 598644), (351, 509956), (414, 432354), (468, 382467), (482, 371358), (529, 338364), (598, 299322), (621, 288236), (702, 254978), (723, 247572), (828, 216177), (897, 199548), (964, 185679), (1058, 169182), (1196, 149661), (1242, 144118), (1404, 127489), (1446, 123786), (1587, 112788), (1794, 99774), (2116, 84591), (2169, 82524), (2484, 72059), (2691, 66516), (2892, 61893), (3133, 57132), (3174, 56394), (3588, 49887), (4338, 41262), (4761, 37596), (5382, 33258), (5543, 32292), (6266, 28566), (6348, 28197), (6507, 27508), (6877, 26028), (8073, 22172), (8676, 20631), (9399, 19044), (9522, 18798), (10764, 16629), (11086, 16146), (12532, 14283), (13014, 13754)]