137690360

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1\times {\mathrm{619}}^1$

素因数の和:780

約数の個数: 64

約数和(自身を含む): 318729600

約数和(自身を除く): 181039240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 83, 134, 166, 268, 332, 335, 415, 536, 619, 664, 670, 830, 1238, 1340, 1660, 2476, 2680, 3095, 3320, 4952, 5561, 6190, 11122, 12380, 22244, 24760, 27805, 41473, 44488, 51377, 55610, 82946, 102754, 111220, 165892, 205508, 207365, 222440, 256885, 331784, 411016, 414730, 513770, 829460, 1027540, 1658920, 2055080, 3442259, 6884518, 13769036, 17211295, 27538072, 34422590, 68845180, 137690360]

約数ペア:

[(1, 137690360), (2, 68845180), (4, 34422590), (5, 27538072), (8, 17211295), (10, 13769036), (20, 6884518), (40, 3442259), (67, 2055080), (83, 1658920), (134, 1027540), (166, 829460), (268, 513770), (332, 414730), (335, 411016), (415, 331784), (536, 256885), (619, 222440), (664, 207365), (670, 205508), (830, 165892), (1238, 111220), (1340, 102754), (1660, 82946), (2476, 55610), (2680, 51377), (3095, 44488), (3320, 41473), (4952, 27805), (5561, 24760), (6190, 22244), (11122, 12380)]