154328440

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{1109}}^1$

素因数の和:1205

約数の個数: 96

約数和(自身を含む): 409989600

約数和(自身を除く): 255661160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 71, 98, 140, 142, 196, 245, 280, 284, 355, 392, 490, 497, 568, 710, 980, 994, 1109, 1420, 1960, 1988, 2218, 2485, 2840, 3479, 3976, 4436, 4970, 5545, 6958, 7763, 8872, 9940, 11090, 13916, 15526, 17395, 19880, 22180, 27832, 31052, 34790, 38815, 44360, 54341, 62104, 69580, 77630, 78739, 108682, 139160, 155260, 157478, 217364, 271705, 310520, 314956, 393695, 434728, 543410, 551173, 629912, 787390, 1086820, 1102346, 1574780, 2173640, 2204692, 2755865, 3149560, 3858211, 4409384, 5511730, 7716422, 11023460, 15432844, 19291055, 22046920, 30865688, 38582110, 77164220, 154328440]

約数ペア:

[(1, 154328440), (2, 77164220), (4, 38582110), (5, 30865688), (7, 22046920), (8, 19291055), (10, 15432844), (14, 11023460), (20, 7716422), (28, 5511730), (35, 4409384), (40, 3858211), (49, 3149560), (56, 2755865), (70, 2204692), (71, 2173640), (98, 1574780), (140, 1102346), (142, 1086820), (196, 787390), (245, 629912), (280, 551173), (284, 543410), (355, 434728), (392, 393695), (490, 314956), (497, 310520), (568, 271705), (710, 217364), (980, 157478), (994, 155260), (1109, 139160), (1420, 108682), (1960, 78739), (1988, 77630), (2218, 69580), (2485, 62104), (2840, 54341), (3479, 44360), (3976, 38815), (4436, 34790), (4970, 31052), (5545, 27832), (6958, 22180), (7763, 19880), (8872, 17395), (9940, 15526), (11090, 13916)]