304876780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{409}}^1$

素因数の和:539

約数の個数: 96

約数和(自身を含む): 717454080

約数和(自身を除く): 412577300

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 47, 52, 61, 65, 94, 122, 130, 188, 235, 244, 260, 305, 409, 470, 610, 611, 793, 818, 940, 1220, 1222, 1586, 1636, 2045, 2444, 2867, 3055, 3172, 3965, 4090, 5317, 5734, 6110, 7930, 8180, 10634, 11468, 12220, 14335, 15860, 19223, 21268, 24949, 26585, 28670, 37271, 38446, 49898, 53170, 57340, 74542, 76892, 96115, 99796, 106340, 124745, 149084, 186355, 192230, 249490, 249899, 324337, 372710, 384460, 498980, 499798, 648674, 745420, 999596, 1172603, 1249495, 1297348, 1621685, 2345206, 2498990, 3243370, 4690412, 4997980, 5863015, 6486740, 11726030, 15243839, 23452060, 30487678, 60975356, 76219195, 152438390, 304876780]

約数ペア:

[(1, 304876780), (2, 152438390), (4, 76219195), (5, 60975356), (10, 30487678), (13, 23452060), (20, 15243839), (26, 11726030), (47, 6486740), (52, 5863015), (61, 4997980), (65, 4690412), (94, 3243370), (122, 2498990), (130, 2345206), (188, 1621685), (235, 1297348), (244, 1249495), (260, 1172603), (305, 999596), (409, 745420), (470, 648674), (610, 499798), (611, 498980), (793, 384460), (818, 372710), (940, 324337), (1220, 249899), (1222, 249490), (1586, 192230), (1636, 186355), (2045, 149084), (2444, 124745), (2867, 106340), (3055, 99796), (3172, 96115), (3965, 76892), (4090, 74542), (5317, 57340), (5734, 53170), (6110, 49898), (7930, 38446), (8180, 37271), (10634, 28670), (11468, 26585), (12220, 24949), (14335, 21268), (15860, 19223)]