72672340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{313}}^1$

素因数の和:401

約数の個数: 96

約数和(自身を含む): 177246720

約数和(自身を除く): 104574380

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 47, 52, 65, 76, 94, 95, 130, 188, 190, 235, 247, 260, 313, 380, 470, 494, 611, 626, 893, 940, 988, 1222, 1235, 1252, 1565, 1786, 2444, 2470, 3055, 3130, 3572, 4069, 4465, 4940, 5947, 6110, 6260, 8138, 8930, 11609, 11894, 12220, 14711, 16276, 17860, 20345, 23218, 23788, 29422, 29735, 40690, 46436, 58045, 58844, 59470, 73555, 77311, 81380, 116090, 118940, 147110, 154622, 191243, 232180, 279509, 294220, 309244, 382486, 386555, 559018, 764972, 773110, 956215, 1118036, 1397545, 1546220, 1912430, 2795090, 3633617, 3824860, 5590180, 7267234, 14534468, 18168085, 36336170, 72672340]

約数ペア:

[(1, 72672340), (2, 36336170), (4, 18168085), (5, 14534468), (10, 7267234), (13, 5590180), (19, 3824860), (20, 3633617), (26, 2795090), (38, 1912430), (47, 1546220), (52, 1397545), (65, 1118036), (76, 956215), (94, 773110), (95, 764972), (130, 559018), (188, 386555), (190, 382486), (235, 309244), (247, 294220), (260, 279509), (313, 232180), (380, 191243), (470, 154622), (494, 147110), (611, 118940), (626, 116090), (893, 81380), (940, 77311), (988, 73555), (1222, 59470), (1235, 58844), (1252, 58045), (1565, 46436), (1786, 40690), (2444, 29735), (2470, 29422), (3055, 23788), (3130, 23218), (3572, 20345), (4069, 17860), (4465, 16276), (4940, 14711), (5947, 12220), (6110, 11894), (6260, 11609), (8138, 8930)]