1979250

素因数分解:

$2^1\times 3^1\times 5^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1$

素因数の和:69

約数の個数: 128

約数和(自身を含む): 6289920

約数和(自身を除く): 4310670

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 25, 26, 29, 30, 35, 39, 42, 50, 58, 65, 70, 75, 78, 87, 91, 105, 125, 130, 145, 150, 174, 175, 182, 195, 203, 210, 250, 273, 290, 325, 350, 375, 377, 390, 406, 435, 455, 525, 546, 609, 650, 725, 750, 754, 870, 875, 910, 975, 1015, 1050, 1131, 1218, 1365, 1450, 1625, 1750, 1885, 1950, 2030, 2175, 2262, 2275, 2625, 2639, 2730, 3045, 3250, 3625, 3770, 4350, 4550, 4875, 5075, 5250, 5278, 5655, 6090, 6825, 7250, 7917, 9425, 9750, 10150, 10875, 11310, 11375, 13195, 13650, 15225, 15834, 18850, 21750, 22750, 25375, 26390, 28275, 30450, 34125, 39585, 47125, 50750, 56550, 65975, 68250, 76125, 79170, 94250, 131950, 141375, 152250, 197925, 282750, 329875, 395850, 659750, 989625, 1979250]

約数ペア:

[(1, 1979250), (2, 989625), (3, 659750), (5, 395850), (6, 329875), (7, 282750), (10, 197925), (13, 152250), (14, 141375), (15, 131950), (21, 94250), (25, 79170), (26, 76125), (29, 68250), (30, 65975), (35, 56550), (39, 50750), (42, 47125), (50, 39585), (58, 34125), (65, 30450), (70, 28275), (75, 26390), (78, 25375), (87, 22750), (91, 21750), (105, 18850), (125, 15834), (130, 15225), (145, 13650), (150, 13195), (174, 11375), (175, 11310), (182, 10875), (195, 10150), (203, 9750), (210, 9425), (250, 7917), (273, 7250), (290, 6825), (325, 6090), (350, 5655), (375, 5278), (377, 5250), (390, 5075), (406, 4875), (435, 4550), (455, 4350), (525, 3770), (546, 3625), (609, 3250), (650, 3045), (725, 2730), (750, 2639), (754, 2625), (870, 2275), (875, 2262), (910, 2175), (975, 2030), (1015, 1950), (1050, 1885), (1131, 1750), (1218, 1625), (1365, 1450)]