28348950

素因数分解:

$2^1\times 3^1\times 5^2\times 7^3\times {\mathrm{19}}^1\times {\mathrm{29}}^1$

素因数の和:84

約数の個数: 192

約数和(自身を含む): 89280000

約数和(自身を除く): 60931050

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 25, 29, 30, 35, 38, 42, 49, 50, 57, 58, 70, 75, 87, 95, 98, 105, 114, 133, 145, 147, 150, 174, 175, 190, 203, 210, 245, 266, 285, 290, 294, 343, 350, 399, 406, 435, 475, 490, 525, 551, 570, 609, 665, 686, 725, 735, 798, 870, 931, 950, 1015, 1029, 1050, 1102, 1218, 1225, 1330, 1421, 1425, 1450, 1470, 1653, 1715, 1862, 1995, 2030, 2058, 2175, 2450, 2755, 2793, 2842, 2850, 3045, 3306, 3325, 3430, 3675, 3857, 3990, 4263, 4350, 4655, 5075, 5145, 5510, 5586, 6090, 6517, 6650, 7105, 7350, 7714, 8265, 8526, 8575, 9310, 9947, 9975, 10150, 10290, 11571, 13034, 13775, 13965, 14210, 15225, 16530, 17150, 19285, 19551, 19894, 19950, 21315, 23142, 23275, 25725, 26999, 27550, 27930, 29841, 30450, 32585, 35525, 38570, 39102, 41325, 42630, 46550, 49735, 51450, 53998, 57855, 59682, 65170, 69825, 71050, 80997, 82650, 96425, 97755, 99470, 106575, 115710, 134995, 139650, 149205, 161994, 162925, 188993, 192850, 195510, 213150, 248675, 269990, 289275, 298410, 325850, 377986, 404985, 488775, 497350, 566979, 578550, 674975, 746025, 809970, 944965, 977550, 1133958, 1349950, 1492050, 1889930, 2024925, 2834895, 4049850, 4724825, 5669790, 9449650, 14174475, 28348950]

約数ペア:

[(1, 28348950), (2, 14174475), (3, 9449650), (5, 5669790), (6, 4724825), (7, 4049850), (10, 2834895), (14, 2024925), (15, 1889930), (19, 1492050), (21, 1349950), (25, 1133958), (29, 977550), (30, 944965), (35, 809970), (38, 746025), (42, 674975), (49, 578550), (50, 566979), (57, 497350), (58, 488775), (70, 404985), (75, 377986), (87, 325850), (95, 298410), (98, 289275), (105, 269990), (114, 248675), (133, 213150), (145, 195510), (147, 192850), (150, 188993), (174, 162925), (175, 161994), (190, 149205), (203, 139650), (210, 134995), (245, 115710), (266, 106575), (285, 99470), (290, 97755), (294, 96425), (343, 82650), (350, 80997), (399, 71050), (406, 69825), (435, 65170), (475, 59682), (490, 57855), (525, 53998), (551, 51450), (570, 49735), (609, 46550), (665, 42630), (686, 41325), (725, 39102), (735, 38570), (798, 35525), (870, 32585), (931, 30450), (950, 29841), (1015, 27930), (1029, 27550), (1050, 26999), (1102, 25725), (1218, 23275), (1225, 23142), (1330, 21315), (1421, 19950), (1425, 19894), (1450, 19551), (1470, 19285), (1653, 17150), (1715, 16530), (1862, 15225), (1995, 14210), (2030, 13965), (2058, 13775), (2175, 13034), (2450, 11571), (2755, 10290), (2793, 10150), (2842, 9975), (2850, 9947), (3045, 9310), (3306, 8575), (3325, 8526), (3430, 8265), (3675, 7714), (3857, 7350), (3990, 7105), (4263, 6650), (4350, 6517), (4655, 6090), (5075, 5586), (5145, 5510)]