158392500

素因数分解:

$2^2\times 3^1\times 5^4\times 7^2\times {\mathrm{431}}^1$

素因数の和:472

約数の個数: 180

約数和(自身を含む): 538477632

約数和(自身を除く): 380085132

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 49, 50, 60, 70, 75, 84, 98, 100, 105, 125, 140, 147, 150, 175, 196, 210, 245, 250, 294, 300, 350, 375, 420, 431, 490, 500, 525, 588, 625, 700, 735, 750, 862, 875, 980, 1050, 1225, 1250, 1293, 1470, 1500, 1724, 1750, 1875, 2100, 2155, 2450, 2500, 2586, 2625, 2940, 3017, 3500, 3675, 3750, 4310, 4375, 4900, 5172, 5250, 6034, 6125, 6465, 7350, 7500, 8620, 8750, 9051, 10500, 10775, 12068, 12250, 12930, 13125, 14700, 15085, 17500, 18102, 18375, 21119, 21550, 24500, 25860, 26250, 30170, 30625, 32325, 36204, 36750, 42238, 43100, 45255, 52500, 53875, 60340, 61250, 63357, 64650, 73500, 75425, 84476, 90510, 91875, 105595, 107750, 122500, 126714, 129300, 150850, 161625, 181020, 183750, 211190, 215500, 226275, 253428, 269375, 301700, 316785, 323250, 367500, 377125, 422380, 452550, 527975, 538750, 633570, 646500, 754250, 808125, 905100, 1055950, 1077500, 1131375, 1267140, 1508500, 1583925, 1616250, 1885625, 2111900, 2262750, 2639875, 3167850, 3232500, 3771250, 4525500, 5279750, 5656875, 6335700, 7542500, 7919625, 10559500, 11313750, 13199375, 15839250, 22627500, 26398750, 31678500, 39598125, 52797500, 79196250, 158392500]

約数ペア:

[(1, 158392500), (2, 79196250), (3, 52797500), (4, 39598125), (5, 31678500), (6, 26398750), (7, 22627500), (10, 15839250), (12, 13199375), (14, 11313750), (15, 10559500), (20, 7919625), (21, 7542500), (25, 6335700), (28, 5656875), (30, 5279750), (35, 4525500), (42, 3771250), (49, 3232500), (50, 3167850), (60, 2639875), (70, 2262750), (75, 2111900), (84, 1885625), (98, 1616250), (100, 1583925), (105, 1508500), (125, 1267140), (140, 1131375), (147, 1077500), (150, 1055950), (175, 905100), (196, 808125), (210, 754250), (245, 646500), (250, 633570), (294, 538750), (300, 527975), (350, 452550), (375, 422380), (420, 377125), (431, 367500), (490, 323250), (500, 316785), (525, 301700), (588, 269375), (625, 253428), (700, 226275), (735, 215500), (750, 211190), (862, 183750), (875, 181020), (980, 161625), (1050, 150850), (1225, 129300), (1250, 126714), (1293, 122500), (1470, 107750), (1500, 105595), (1724, 91875), (1750, 90510), (1875, 84476), (2100, 75425), (2155, 73500), (2450, 64650), (2500, 63357), (2586, 61250), (2625, 60340), (2940, 53875), (3017, 52500), (3500, 45255), (3675, 43100), (3750, 42238), (4310, 36750), (4375, 36204), (4900, 32325), (5172, 30625), (5250, 30170), (6034, 26250), (6125, 25860), (6465, 24500), (7350, 21550), (7500, 21119), (8620, 18375), (8750, 18102), (9051, 17500), (10500, 15085), (10775, 14700), (12068, 13125), (12250, 12930)]