31640928

素因数分解:

$2^5\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{83}}^1$

素因数の和:145

約数の個数: 144

約数和(自身を含む): 96780096

約数和(自身を除く): 65139168

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 19, 22, 24, 32, 33, 38, 44, 48, 57, 66, 76, 83, 88, 96, 114, 132, 152, 166, 176, 209, 228, 249, 264, 304, 332, 352, 361, 418, 456, 498, 528, 608, 627, 664, 722, 836, 912, 913, 996, 1056, 1083, 1254, 1328, 1444, 1577, 1672, 1824, 1826, 1992, 2166, 2508, 2656, 2739, 2888, 3154, 3344, 3652, 3971, 3984, 4332, 4731, 5016, 5478, 5776, 6308, 6688, 7304, 7942, 7968, 8664, 9462, 10032, 10956, 11552, 11913, 12616, 14608, 15884, 17328, 17347, 18924, 20064, 21912, 23826, 25232, 29216, 29963, 31768, 34656, 34694, 37848, 43824, 47652, 50464, 52041, 59926, 63536, 69388, 75696, 87648, 89889, 95304, 104082, 119852, 127072, 138776, 151392, 179778, 190608, 208164, 239704, 277552, 329593, 359556, 381216, 416328, 479408, 555104, 659186, 719112, 832656, 958816, 988779, 1318372, 1438224, 1665312, 1977558, 2636744, 2876448, 3955116, 5273488, 7910232, 10546976, 15820464, 31640928]

約数ペア:

[(1, 31640928), (2, 15820464), (3, 10546976), (4, 7910232), (6, 5273488), (8, 3955116), (11, 2876448), (12, 2636744), (16, 1977558), (19, 1665312), (22, 1438224), (24, 1318372), (32, 988779), (33, 958816), (38, 832656), (44, 719112), (48, 659186), (57, 555104), (66, 479408), (76, 416328), (83, 381216), (88, 359556), (96, 329593), (114, 277552), (132, 239704), (152, 208164), (166, 190608), (176, 179778), (209, 151392), (228, 138776), (249, 127072), (264, 119852), (304, 104082), (332, 95304), (352, 89889), (361, 87648), (418, 75696), (456, 69388), (498, 63536), (528, 59926), (608, 52041), (627, 50464), (664, 47652), (722, 43824), (836, 37848), (912, 34694), (913, 34656), (996, 31768), (1056, 29963), (1083, 29216), (1254, 25232), (1328, 23826), (1444, 21912), (1577, 20064), (1672, 18924), (1824, 17347), (1826, 17328), (1992, 15884), (2166, 14608), (2508, 12616), (2656, 11913), (2739, 11552), (2888, 10956), (3154, 10032), (3344, 9462), (3652, 8664), (3971, 7968), (3984, 7942), (4332, 7304), (4731, 6688), (5016, 6308), (5478, 5776)]