51182820

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{317}}^1$

素因数の和:371

約数の個数: 192

約数和(自身を含む): 179504640

約数和(自身を除く): 128321820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 23, 26, 27, 30, 36, 39, 45, 46, 52, 54, 60, 65, 69, 78, 90, 92, 108, 115, 117, 130, 135, 138, 156, 180, 195, 207, 230, 234, 260, 270, 276, 299, 317, 345, 351, 390, 414, 460, 468, 540, 585, 598, 621, 634, 690, 702, 780, 828, 897, 951, 1035, 1170, 1196, 1242, 1268, 1380, 1404, 1495, 1585, 1755, 1794, 1902, 2070, 2340, 2484, 2691, 2853, 2990, 3105, 3170, 3510, 3588, 3804, 4121, 4140, 4485, 4755, 5382, 5706, 5980, 6210, 6340, 7020, 7291, 8073, 8242, 8559, 8970, 9510, 10764, 11412, 12363, 12420, 13455, 14265, 14582, 16146, 16484, 17118, 17940, 19020, 20605, 21873, 24726, 26910, 28530, 29164, 32292, 34236, 36455, 37089, 40365, 41210, 42795, 43746, 49452, 53820, 57060, 61815, 65619, 72910, 74178, 80730, 82420, 85590, 87492, 94783, 109365, 111267, 123630, 131238, 145820, 148356, 161460, 171180, 185445, 189566, 196857, 218730, 222534, 247260, 262476, 284349, 328095, 370890, 379132, 393714, 437460, 445068, 473915, 556335, 568698, 656190, 741780, 787428, 853047, 947830, 984285, 1112670, 1137396, 1312380, 1421745, 1706094, 1895660, 1968570, 2225340, 2559141, 2843490, 3412188, 3937140, 4265235, 5118282, 5686980, 8530470, 10236564, 12795705, 17060940, 25591410, 51182820]

約数ペア:

[(1, 51182820), (2, 25591410), (3, 17060940), (4, 12795705), (5, 10236564), (6, 8530470), (9, 5686980), (10, 5118282), (12, 4265235), (13, 3937140), (15, 3412188), (18, 2843490), (20, 2559141), (23, 2225340), (26, 1968570), (27, 1895660), (30, 1706094), (36, 1421745), (39, 1312380), (45, 1137396), (46, 1112670), (52, 984285), (54, 947830), (60, 853047), (65, 787428), (69, 741780), (78, 656190), (90, 568698), (92, 556335), (108, 473915), (115, 445068), (117, 437460), (130, 393714), (135, 379132), (138, 370890), (156, 328095), (180, 284349), (195, 262476), (207, 247260), (230, 222534), (234, 218730), (260, 196857), (270, 189566), (276, 185445), (299, 171180), (317, 161460), (345, 148356), (351, 145820), (390, 131238), (414, 123630), (460, 111267), (468, 109365), (540, 94783), (585, 87492), (598, 85590), (621, 82420), (634, 80730), (690, 74178), (702, 72910), (780, 65619), (828, 61815), (897, 57060), (951, 53820), (1035, 49452), (1170, 43746), (1196, 42795), (1242, 41210), (1268, 40365), (1380, 37089), (1404, 36455), (1495, 34236), (1585, 32292), (1755, 29164), (1794, 28530), (1902, 26910), (2070, 24726), (2340, 21873), (2484, 20605), (2691, 19020), (2853, 17940), (2990, 17118), (3105, 16484), (3170, 16146), (3510, 14582), (3588, 14265), (3804, 13455), (4121, 12420), (4140, 12363), (4485, 11412), (4755, 10764), (5382, 9510), (5706, 8970), (5980, 8559), (6210, 8242), (6340, 8073), (7020, 7291)]