4045500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{29}}^1\times {\mathrm{31}}^1$

素因数の和:85

約数の個数: 144

約数和(自身を含む): 13628160

約数和(自身を除く): 9582660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 29, 30, 31, 36, 45, 50, 58, 60, 62, 75, 87, 90, 93, 100, 116, 124, 125, 145, 150, 155, 174, 180, 186, 225, 250, 261, 279, 290, 300, 310, 348, 372, 375, 435, 450, 465, 500, 522, 558, 580, 620, 725, 750, 775, 870, 899, 900, 930, 1044, 1116, 1125, 1305, 1395, 1450, 1500, 1550, 1740, 1798, 1860, 2175, 2250, 2325, 2610, 2697, 2790, 2900, 3100, 3596, 3625, 3875, 4350, 4495, 4500, 4650, 5220, 5394, 5580, 6525, 6975, 7250, 7750, 8091, 8700, 8990, 9300, 10788, 10875, 11625, 13050, 13485, 13950, 14500, 15500, 16182, 17980, 21750, 22475, 23250, 26100, 26970, 27900, 32364, 32625, 34875, 40455, 43500, 44950, 46500, 53940, 65250, 67425, 69750, 80910, 89900, 112375, 130500, 134850, 139500, 161820, 202275, 224750, 269700, 337125, 404550, 449500, 674250, 809100, 1011375, 1348500, 2022750, 4045500]

約数ペア:

[(1, 4045500), (2, 2022750), (3, 1348500), (4, 1011375), (5, 809100), (6, 674250), (9, 449500), (10, 404550), (12, 337125), (15, 269700), (18, 224750), (20, 202275), (25, 161820), (29, 139500), (30, 134850), (31, 130500), (36, 112375), (45, 89900), (50, 80910), (58, 69750), (60, 67425), (62, 65250), (75, 53940), (87, 46500), (90, 44950), (93, 43500), (100, 40455), (116, 34875), (124, 32625), (125, 32364), (145, 27900), (150, 26970), (155, 26100), (174, 23250), (180, 22475), (186, 21750), (225, 17980), (250, 16182), (261, 15500), (279, 14500), (290, 13950), (300, 13485), (310, 13050), (348, 11625), (372, 10875), (375, 10788), (435, 9300), (450, 8990), (465, 8700), (500, 8091), (522, 7750), (558, 7250), (580, 6975), (620, 6525), (725, 5580), (750, 5394), (775, 5220), (870, 4650), (899, 4500), (900, 4495), (930, 4350), (1044, 3875), (1116, 3625), (1125, 3596), (1305, 3100), (1395, 2900), (1450, 2790), (1500, 2697), (1550, 2610), (1740, 2325), (1798, 2250), (1860, 2175)]