309138550

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{229}}^1$

素因数の和:303

約数の個数: 144

約数和(自身を含む): 731538000

約数和(自身を除く): 422399450

約数列:

[1, 2, 5, 7, 10, 14, 19, 25, 29, 35, 38, 49, 50, 58, 70, 95, 98, 133, 145, 175, 190, 203, 229, 245, 266, 290, 350, 406, 458, 475, 490, 551, 665, 725, 931, 950, 1015, 1102, 1145, 1225, 1330, 1421, 1450, 1603, 1862, 2030, 2290, 2450, 2755, 2842, 3206, 3325, 3857, 4351, 4655, 5075, 5510, 5725, 6641, 6650, 7105, 7714, 8015, 8702, 9310, 10150, 11221, 11450, 13282, 13775, 14210, 16030, 19285, 21755, 22442, 23275, 26999, 27550, 30457, 33205, 35525, 38570, 40075, 43510, 46487, 46550, 53998, 56105, 60914, 66410, 71050, 80150, 92974, 96425, 108775, 112210, 126179, 134995, 152285, 166025, 192850, 213199, 217550, 232435, 252358, 269990, 280525, 304570, 325409, 332050, 426398, 464870, 561050, 630895, 650818, 674975, 761425, 883253, 1065995, 1162175, 1261790, 1349950, 1522850, 1627045, 1766506, 2131990, 2324350, 3154475, 3254090, 4416265, 5329975, 6182771, 6308950, 8135225, 8832530, 10659950, 12365542, 16270450, 22081325, 30913855, 44162650, 61827710, 154569275, 309138550]

約数ペア:

[(1, 309138550), (2, 154569275), (5, 61827710), (7, 44162650), (10, 30913855), (14, 22081325), (19, 16270450), (25, 12365542), (29, 10659950), (35, 8832530), (38, 8135225), (49, 6308950), (50, 6182771), (58, 5329975), (70, 4416265), (95, 3254090), (98, 3154475), (133, 2324350), (145, 2131990), (175, 1766506), (190, 1627045), (203, 1522850), (229, 1349950), (245, 1261790), (266, 1162175), (290, 1065995), (350, 883253), (406, 761425), (458, 674975), (475, 650818), (490, 630895), (551, 561050), (665, 464870), (725, 426398), (931, 332050), (950, 325409), (1015, 304570), (1102, 280525), (1145, 269990), (1225, 252358), (1330, 232435), (1421, 217550), (1450, 213199), (1603, 192850), (1862, 166025), (2030, 152285), (2290, 134995), (2450, 126179), (2755, 112210), (2842, 108775), (3206, 96425), (3325, 92974), (3857, 80150), (4351, 71050), (4655, 66410), (5075, 60914), (5510, 56105), (5725, 53998), (6641, 46550), (6650, 46487), (7105, 43510), (7714, 40075), (8015, 38570), (8702, 35525), (9310, 33205), (10150, 30457), (11221, 27550), (11450, 26999), (13282, 23275), (13775, 22442), (14210, 21755), (16030, 19285)]