149052280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:249

約数の個数: 128

約数和(自身を含む): 379975680

約数和(自身を除く): 230923400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 37, 40, 52, 61, 65, 74, 104, 122, 127, 130, 148, 185, 244, 254, 260, 296, 305, 370, 481, 488, 508, 520, 610, 635, 740, 793, 962, 1016, 1220, 1270, 1480, 1586, 1651, 1924, 2257, 2405, 2440, 2540, 3172, 3302, 3848, 3965, 4514, 4699, 4810, 5080, 6344, 6604, 7747, 7930, 8255, 9028, 9398, 9620, 11285, 13208, 15494, 15860, 16510, 18056, 18796, 19240, 22570, 23495, 29341, 30988, 31720, 33020, 37592, 38735, 45140, 46990, 58682, 61087, 61976, 66040, 77470, 90280, 93980, 100711, 117364, 122174, 146705, 154940, 187960, 201422, 234728, 244348, 286639, 293410, 305435, 309880, 402844, 488696, 503555, 573278, 586820, 610870, 805688, 1007110, 1146556, 1173640, 1221740, 1433195, 2014220, 2293112, 2443480, 2866390, 3726307, 4028440, 5732780, 7452614, 11465560, 14905228, 18631535, 29810456, 37263070, 74526140, 149052280]

約数ペア:

[(1, 149052280), (2, 74526140), (4, 37263070), (5, 29810456), (8, 18631535), (10, 14905228), (13, 11465560), (20, 7452614), (26, 5732780), (37, 4028440), (40, 3726307), (52, 2866390), (61, 2443480), (65, 2293112), (74, 2014220), (104, 1433195), (122, 1221740), (127, 1173640), (130, 1146556), (148, 1007110), (185, 805688), (244, 610870), (254, 586820), (260, 573278), (296, 503555), (305, 488696), (370, 402844), (481, 309880), (488, 305435), (508, 293410), (520, 286639), (610, 244348), (635, 234728), (740, 201422), (793, 187960), (962, 154940), (1016, 146705), (1220, 122174), (1270, 117364), (1480, 100711), (1586, 93980), (1651, 90280), (1924, 77470), (2257, 66040), (2405, 61976), (2440, 61087), (2540, 58682), (3172, 46990), (3302, 45140), (3848, 38735), (3965, 37592), (4514, 33020), (4699, 31720), (4810, 30988), (5080, 29341), (6344, 23495), (6604, 22570), (7747, 19240), (7930, 18796), (8255, 18056), (9028, 16510), (9398, 15860), (9620, 15494), (11285, 13208)]