78200520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1$

素因数の和:279

約数の個数: 128

約数和(自身を含む): 242956800

約数和(自身を除く): 164756280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 73, 79, 113, 120, 146, 158, 219, 226, 237, 292, 316, 339, 365, 395, 438, 452, 474, 565, 584, 632, 678, 730, 790, 876, 904, 948, 1095, 1130, 1185, 1356, 1460, 1580, 1695, 1752, 1896, 2190, 2260, 2370, 2712, 2920, 3160, 3390, 4380, 4520, 4740, 5767, 6780, 8249, 8760, 8927, 9480, 11534, 13560, 16498, 17301, 17854, 23068, 24747, 26781, 28835, 32996, 34602, 35708, 41245, 44635, 46136, 49494, 53562, 57670, 65992, 69204, 71416, 82490, 86505, 89270, 98988, 107124, 115340, 123735, 133905, 138408, 164980, 173010, 178540, 197976, 214248, 230680, 247470, 267810, 329960, 346020, 357080, 494940, 535620, 651671, 692040, 989880, 1071240, 1303342, 1955013, 2606684, 3258355, 3910026, 5213368, 6516710, 7820052, 9775065, 13033420, 15640104, 19550130, 26066840, 39100260, 78200520]

約数ペア:

[(1, 78200520), (2, 39100260), (3, 26066840), (4, 19550130), (5, 15640104), (6, 13033420), (8, 9775065), (10, 7820052), (12, 6516710), (15, 5213368), (20, 3910026), (24, 3258355), (30, 2606684), (40, 1955013), (60, 1303342), (73, 1071240), (79, 989880), (113, 692040), (120, 651671), (146, 535620), (158, 494940), (219, 357080), (226, 346020), (237, 329960), (292, 267810), (316, 247470), (339, 230680), (365, 214248), (395, 197976), (438, 178540), (452, 173010), (474, 164980), (565, 138408), (584, 133905), (632, 123735), (678, 115340), (730, 107124), (790, 98988), (876, 89270), (904, 86505), (948, 82490), (1095, 71416), (1130, 69204), (1185, 65992), (1356, 57670), (1460, 53562), (1580, 49494), (1695, 46136), (1752, 44635), (1896, 41245), (2190, 35708), (2260, 34602), (2370, 32996), (2712, 28835), (2920, 26781), (3160, 24747), (3390, 23068), (4380, 17854), (4520, 17301), (4740, 16498), (5767, 13560), (6780, 11534), (8249, 9480), (8760, 8927)]