20249250

素因数分解:

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

素因数の和:82

約数の個数: 192

約数和(自身を含む): 64022400

約数和(自身を除く): 43773150

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, 125, 133, 145, 147, 150, 174, 175, 190, 203, 210, 245, 250, 266, 285, 290, 294, 350, 375, 399, 406, 435, 475, 490, 525, 551, 570, 609, 665, 725, 735, 750, 798, 870, 875, 931, 950, 1015, 1050, 1102, 1218, 1225, 1330, 1421, 1425, 1450, 1470, 1653, 1750, 1862, 1995, 2030, 2175, 2375, 2450, 2625, 2755, 2793, 2842, 2850, 3045, 3306, 3325, 3625, 3675, 3857, 3990, 4263, 4350, 4655, 4750, 5075, 5250, 5510, 5586, 6090, 6125, 6650, 7105, 7125, 7250, 7350, 7714, 8265, 8526, 9310, 9975, 10150, 10875, 11571, 12250, 13775, 13965, 14210, 14250, 15225, 16530, 16625, 18375, 19285, 19950, 21315, 21750, 23142, 23275, 25375, 26999, 27550, 27930, 30450, 33250, 35525, 36750, 38570, 41325, 42630, 46550, 49875, 50750, 53998, 57855, 68875, 69825, 71050, 76125, 80997, 82650, 96425, 99750, 106575, 115710, 116375, 134995, 137750, 139650, 152250, 161994, 177625, 192850, 206625, 213150, 232750, 269990, 289275, 349125, 355250, 404985, 413250, 482125, 532875, 578550, 674975, 698250, 809970, 964250, 1065750, 1349950, 1446375, 2024925, 2892750, 3374875, 4049850, 6749750, 10124625, 20249250]

約数ペア:

[(1, 20249250), (2, 10124625), (3, 6749750), (5, 4049850), (6, 3374875), (7, 2892750), (10, 2024925), (14, 1446375), (15, 1349950), (19, 1065750), (21, 964250), (25, 809970), (29, 698250), (30, 674975), (35, 578550), (38, 532875), (42, 482125), (49, 413250), (50, 404985), (57, 355250), (58, 349125), (70, 289275), (75, 269990), (87, 232750), (95, 213150), (98, 206625), (105, 192850), (114, 177625), (125, 161994), (133, 152250), (145, 139650), (147, 137750), (150, 134995), (174, 116375), (175, 115710), (190, 106575), (203, 99750), (210, 96425), (245, 82650), (250, 80997), (266, 76125), (285, 71050), (290, 69825), (294, 68875), (350, 57855), (375, 53998), (399, 50750), (406, 49875), (435, 46550), (475, 42630), (490, 41325), (525, 38570), (551, 36750), (570, 35525), (609, 33250), (665, 30450), (725, 27930), (735, 27550), (750, 26999), (798, 25375), (870, 23275), (875, 23142), (931, 21750), (950, 21315), (1015, 19950), (1050, 19285), (1102, 18375), (1218, 16625), (1225, 16530), (1330, 15225), (1421, 14250), (1425, 14210), (1450, 13965), (1470, 13775), (1653, 12250), (1750, 11571), (1862, 10875), (1995, 10150), (2030, 9975), (2175, 9310), (2375, 8526), (2450, 8265), (2625, 7714), (2755, 7350), (2793, 7250), (2842, 7125), (2850, 7105), (3045, 6650), (3306, 6125), (3325, 6090), (3625, 5586), (3675, 5510), (3857, 5250), (3990, 5075), (4263, 4750), (4350, 4655)]