201739720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2917}}^1$

素因数の和:2967

約数の個数: 128

約数和(自身を含む): 588268800

約数和(自身を除く): 386529080

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 19, 20, 26, 28, 35, 38, 40, 52, 56, 65, 70, 76, 91, 95, 104, 130, 133, 140, 152, 182, 190, 247, 260, 266, 280, 364, 380, 455, 494, 520, 532, 665, 728, 760, 910, 988, 1064, 1235, 1330, 1729, 1820, 1976, 2470, 2660, 2917, 3458, 3640, 4940, 5320, 5834, 6916, 8645, 9880, 11668, 13832, 14585, 17290, 20419, 23336, 29170, 34580, 37921, 40838, 55423, 58340, 69160, 75842, 81676, 102095, 110846, 116680, 151684, 163352, 189605, 204190, 221692, 265447, 277115, 303368, 379210, 387961, 408380, 443384, 530894, 554230, 720499, 758420, 775922, 816760, 1061788, 1108460, 1327235, 1440998, 1516840, 1551844, 1939805, 2123576, 2216920, 2654470, 2881996, 3103688, 3602495, 3879610, 5043493, 5308940, 5763992, 7204990, 7759220, 10086986, 10617880, 14409980, 15518440, 20173972, 25217465, 28819960, 40347944, 50434930, 100869860, 201739720]

約数ペア:

[(1, 201739720), (2, 100869860), (4, 50434930), (5, 40347944), (7, 28819960), (8, 25217465), (10, 20173972), (13, 15518440), (14, 14409980), (19, 10617880), (20, 10086986), (26, 7759220), (28, 7204990), (35, 5763992), (38, 5308940), (40, 5043493), (52, 3879610), (56, 3602495), (65, 3103688), (70, 2881996), (76, 2654470), (91, 2216920), (95, 2123576), (104, 1939805), (130, 1551844), (133, 1516840), (140, 1440998), (152, 1327235), (182, 1108460), (190, 1061788), (247, 816760), (260, 775922), (266, 758420), (280, 720499), (364, 554230), (380, 530894), (455, 443384), (494, 408380), (520, 387961), (532, 379210), (665, 303368), (728, 277115), (760, 265447), (910, 221692), (988, 204190), (1064, 189605), (1235, 163352), (1330, 151684), (1729, 116680), (1820, 110846), (1976, 102095), (2470, 81676), (2660, 75842), (2917, 69160), (3458, 58340), (3640, 55423), (4940, 40838), (5320, 37921), (5834, 34580), (6916, 29170), (8645, 23336), (9880, 20419), (11668, 17290), (13832, 14585)]