321551160

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{313}}^1\times {\mathrm{1223}}^1$

素因数の和:1557

約数の個数: 128

約数和(自身を含む): 1106887680

約数和(自身を除く): 785336520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 313, 420, 626, 840, 939, 1223, 1252, 1565, 1878, 2191, 2446, 2504, 3130, 3669, 3756, 4382, 4695, 4892, 6115, 6260, 6573, 7338, 7512, 8561, 8764, 9390, 9784, 10955, 12230, 12520, 13146, 14676, 17122, 17528, 18345, 18780, 21910, 24460, 25683, 26292, 29352, 32865, 34244, 36690, 37560, 42805, 43820, 48920, 51366, 52584, 65730, 68488, 73380, 85610, 87640, 102732, 128415, 131460, 146760, 171220, 205464, 256830, 262920, 342440, 382799, 513660, 765598, 1027320, 1148397, 1531196, 1913995, 2296794, 2679593, 3062392, 3827990, 4593588, 5359186, 5741985, 7655980, 8038779, 9187176, 10718372, 11483970, 13397965, 15311960, 16077558, 21436744, 22967940, 26795930, 32155116, 40193895, 45935880, 53591860, 64310232, 80387790, 107183720, 160775580, 321551160]

約数ペア:

[(1, 321551160), (2, 160775580), (3, 107183720), (4, 80387790), (5, 64310232), (6, 53591860), (7, 45935880), (8, 40193895), (10, 32155116), (12, 26795930), (14, 22967940), (15, 21436744), (20, 16077558), (21, 15311960), (24, 13397965), (28, 11483970), (30, 10718372), (35, 9187176), (40, 8038779), (42, 7655980), (56, 5741985), (60, 5359186), (70, 4593588), (84, 3827990), (105, 3062392), (120, 2679593), (140, 2296794), (168, 1913995), (210, 1531196), (280, 1148397), (313, 1027320), (420, 765598), (626, 513660), (840, 382799), (939, 342440), (1223, 262920), (1252, 256830), (1565, 205464), (1878, 171220), (2191, 146760), (2446, 131460), (2504, 128415), (3130, 102732), (3669, 87640), (3756, 85610), (4382, 73380), (4695, 68488), (4892, 65730), (6115, 52584), (6260, 51366), (6573, 48920), (7338, 43820), (7512, 42805), (8561, 37560), (8764, 36690), (9390, 34244), (9784, 32865), (10955, 29352), (12230, 26292), (12520, 25683), (13146, 24460), (14676, 21910), (17122, 18780), (17528, 18345)]