251777136

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{331}}^1$

素因数の和:431

約数の個数: 160

約数和(自身を含む): 746952192

約数和(自身を除く): 495175056

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 23, 24, 26, 39, 46, 48, 52, 53, 69, 78, 92, 104, 106, 138, 156, 159, 184, 208, 212, 276, 299, 312, 318, 331, 368, 424, 552, 598, 624, 636, 662, 689, 848, 897, 993, 1104, 1196, 1219, 1272, 1324, 1378, 1794, 1986, 2067, 2392, 2438, 2544, 2648, 2756, 3588, 3657, 3972, 4134, 4303, 4784, 4876, 5296, 5512, 7176, 7314, 7613, 7944, 8268, 8606, 9752, 11024, 12909, 14352, 14628, 15226, 15847, 15888, 16536, 17212, 17543, 19504, 22839, 25818, 29256, 30452, 31694, 33072, 34424, 35086, 45678, 47541, 51636, 52629, 58512, 60904, 63388, 68848, 70172, 91356, 95082, 98969, 103272, 105258, 121808, 126776, 140344, 182712, 190164, 197938, 206544, 210516, 228059, 253552, 280688, 296907, 365424, 380328, 395876, 403489, 421032, 456118, 593814, 684177, 760656, 791752, 806978, 842064, 912236, 1187628, 1210467, 1368354, 1583504, 1613956, 1824472, 2375256, 2420934, 2736708, 3227912, 3648944, 4750512, 4841868, 5245357, 5473416, 6455824, 9683736, 10490714, 10946832, 15736071, 19367472, 20981428, 31472142, 41962856, 62944284, 83925712, 125888568, 251777136]

約数ペア:

[(1, 251777136), (2, 125888568), (3, 83925712), (4, 62944284), (6, 41962856), (8, 31472142), (12, 20981428), (13, 19367472), (16, 15736071), (23, 10946832), (24, 10490714), (26, 9683736), (39, 6455824), (46, 5473416), (48, 5245357), (52, 4841868), (53, 4750512), (69, 3648944), (78, 3227912), (92, 2736708), (104, 2420934), (106, 2375256), (138, 1824472), (156, 1613956), (159, 1583504), (184, 1368354), (208, 1210467), (212, 1187628), (276, 912236), (299, 842064), (312, 806978), (318, 791752), (331, 760656), (368, 684177), (424, 593814), (552, 456118), (598, 421032), (624, 403489), (636, 395876), (662, 380328), (689, 365424), (848, 296907), (897, 280688), (993, 253552), (1104, 228059), (1196, 210516), (1219, 206544), (1272, 197938), (1324, 190164), (1378, 182712), (1794, 140344), (1986, 126776), (2067, 121808), (2392, 105258), (2438, 103272), (2544, 98969), (2648, 95082), (2756, 91356), (3588, 70172), (3657, 68848), (3972, 63388), (4134, 60904), (4303, 58512), (4784, 52629), (4876, 51636), (5296, 47541), (5512, 45678), (7176, 35086), (7314, 34424), (7613, 33072), (7944, 31694), (8268, 30452), (8606, 29256), (9752, 25818), (11024, 22839), (12909, 19504), (14352, 17543), (14628, 17212), (15226, 16536), (15847, 15888)]