209255550

素因数分解:

$2^1\times 3^1\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{617}}^1$

素因数の和:675

約数の個数: 192

約数和(自身を含む): 662100480

約数和(自身を除く): 452844930

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 17, 19, 21, 25, 30, 34, 35, 38, 42, 50, 51, 57, 70, 75, 85, 95, 102, 105, 114, 119, 133, 150, 170, 175, 190, 210, 238, 255, 266, 285, 323, 350, 357, 399, 425, 475, 510, 525, 570, 595, 617, 646, 665, 714, 798, 850, 950, 969, 1050, 1190, 1234, 1275, 1330, 1425, 1615, 1785, 1851, 1938, 1995, 2261, 2550, 2850, 2975, 3085, 3230, 3325, 3570, 3702, 3990, 4319, 4522, 4845, 5950, 6170, 6650, 6783, 8075, 8638, 8925, 9255, 9690, 9975, 10489, 11305, 11723, 12957, 13566, 15425, 16150, 17850, 18510, 19950, 20978, 21595, 22610, 23446, 24225, 25914, 30850, 31467, 33915, 35169, 43190, 46275, 48450, 52445, 56525, 58615, 62934, 64785, 67830, 70338, 73423, 82061, 92550, 104890, 107975, 113050, 117230, 129570, 146846, 157335, 164122, 169575, 175845, 199291, 215950, 220269, 246183, 262225, 293075, 314670, 323925, 339150, 351690, 367115, 398582, 410305, 440538, 492366, 524450, 586150, 597873, 647850, 734230, 786675, 820610, 879225, 996455, 1101345, 1195746, 1230915, 1395037, 1573350, 1758450, 1835575, 1992910, 2051525, 2202690, 2461830, 2790074, 2989365, 3671150, 4103050, 4185111, 4982275, 5506725, 5978730, 6154575, 6975185, 8370222, 9964550, 11013450, 12309150, 13950370, 14946825, 20925555, 29893650, 34875925, 41851110, 69751850, 104627775, 209255550]

約数ペア:

[(1, 209255550), (2, 104627775), (3, 69751850), (5, 41851110), (6, 34875925), (7, 29893650), (10, 20925555), (14, 14946825), (15, 13950370), (17, 12309150), (19, 11013450), (21, 9964550), (25, 8370222), (30, 6975185), (34, 6154575), (35, 5978730), (38, 5506725), (42, 4982275), (50, 4185111), (51, 4103050), (57, 3671150), (70, 2989365), (75, 2790074), (85, 2461830), (95, 2202690), (102, 2051525), (105, 1992910), (114, 1835575), (119, 1758450), (133, 1573350), (150, 1395037), (170, 1230915), (175, 1195746), (190, 1101345), (210, 996455), (238, 879225), (255, 820610), (266, 786675), (285, 734230), (323, 647850), (350, 597873), (357, 586150), (399, 524450), (425, 492366), (475, 440538), (510, 410305), (525, 398582), (570, 367115), (595, 351690), (617, 339150), (646, 323925), (665, 314670), (714, 293075), (798, 262225), (850, 246183), (950, 220269), (969, 215950), (1050, 199291), (1190, 175845), (1234, 169575), (1275, 164122), (1330, 157335), (1425, 146846), (1615, 129570), (1785, 117230), (1851, 113050), (1938, 107975), (1995, 104890), (2261, 92550), (2550, 82061), (2850, 73423), (2975, 70338), (3085, 67830), (3230, 64785), (3325, 62934), (3570, 58615), (3702, 56525), (3990, 52445), (4319, 48450), (4522, 46275), (4845, 43190), (5950, 35169), (6170, 33915), (6650, 31467), (6783, 30850), (8075, 25914), (8638, 24225), (8925, 23446), (9255, 22610), (9690, 21595), (9975, 20978), (10489, 19950), (11305, 18510), (11723, 17850), (12957, 16150), (13566, 15425)]