74986768

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1$

素因数の和:240

約数の個数: 80

約数和(自身を含む): 161497600

約数和(自身を除く): 86510832

約数列:

[1, 2, 4, 8, 16, 19, 31, 38, 62, 73, 76, 109, 124, 146, 152, 218, 248, 292, 304, 436, 496, 584, 589, 872, 1168, 1178, 1387, 1744, 2071, 2263, 2356, 2774, 3379, 4142, 4526, 4712, 5548, 6758, 7957, 8284, 9052, 9424, 11096, 13516, 15914, 16568, 18104, 22192, 27032, 31828, 33136, 36208, 42997, 54064, 63656, 64201, 85994, 127312, 128402, 151183, 171988, 246667, 256804, 302366, 343976, 493334, 513608, 604732, 687952, 986668, 1027216, 1209464, 1973336, 2418928, 3946672, 4686673, 9373346, 18746692, 37493384, 74986768]

約数ペア:

[(1, 74986768), (2, 37493384), (4, 18746692), (8, 9373346), (16, 4686673), (19, 3946672), (31, 2418928), (38, 1973336), (62, 1209464), (73, 1027216), (76, 986668), (109, 687952), (124, 604732), (146, 513608), (152, 493334), (218, 343976), (248, 302366), (292, 256804), (304, 246667), (436, 171988), (496, 151183), (584, 128402), (589, 127312), (872, 85994), (1168, 64201), (1178, 63656), (1387, 54064), (1744, 42997), (2071, 36208), (2263, 33136), (2356, 31828), (2774, 27032), (3379, 22192), (4142, 18104), (4526, 16568), (4712, 15914), (5548, 13516), (6758, 11096), (7957, 9424), (8284, 9052)]