209934900

素因数分解:

$2^2\times 3^2\times 5^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{709}}^1$

素因数の和:783

約数の個数: 216

約数和(自身を含む): 769117440

約数和(自身を除く): 559182540

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 28, 30, 35, 36, 42, 45, 47, 50, 60, 63, 70, 75, 84, 90, 94, 100, 105, 126, 140, 141, 150, 175, 180, 188, 210, 225, 235, 252, 282, 300, 315, 329, 350, 420, 423, 450, 470, 525, 564, 630, 658, 700, 705, 709, 846, 900, 940, 987, 1050, 1175, 1260, 1316, 1410, 1418, 1575, 1645, 1692, 1974, 2100, 2115, 2127, 2350, 2820, 2836, 2961, 3150, 3290, 3525, 3545, 3948, 4230, 4254, 4700, 4935, 4963, 5922, 6300, 6381, 6580, 7050, 7090, 8225, 8460, 8508, 9870, 9926, 10575, 10635, 11844, 12762, 14100, 14180, 14805, 14889, 16450, 17725, 19740, 19852, 21150, 21270, 24675, 24815, 25524, 29610, 29778, 31905, 32900, 33323, 35450, 42300, 42540, 44667, 49350, 49630, 53175, 59220, 59556, 63810, 66646, 70900, 74025, 74445, 89334, 98700, 99260, 99969, 106350, 124075, 127620, 133292, 148050, 148890, 159525, 166615, 178668, 199938, 212700, 223335, 233261, 248150, 296100, 297780, 299907, 319050, 333230, 372225, 399876, 446670, 466522, 496300, 499845, 599814, 638100, 666460, 699783, 744450, 833075, 893340, 933044, 999690, 1116675, 1166305, 1199628, 1399566, 1488900, 1499535, 1666150, 1999380, 2099349, 2233350, 2332610, 2499225, 2799132, 2999070, 3332300, 3498915, 4198698, 4466700, 4665220, 4998450, 5831525, 5998140, 6997830, 7497675, 8397396, 9996900, 10496745, 11663050, 13995660, 14995350, 17494575, 20993490, 23326100, 29990700, 34989150, 41986980, 52483725, 69978300, 104967450, 209934900]

約数ペア:

[(1, 209934900), (2, 104967450), (3, 69978300), (4, 52483725), (5, 41986980), (6, 34989150), (7, 29990700), (9, 23326100), (10, 20993490), (12, 17494575), (14, 14995350), (15, 13995660), (18, 11663050), (20, 10496745), (21, 9996900), (25, 8397396), (28, 7497675), (30, 6997830), (35, 5998140), (36, 5831525), (42, 4998450), (45, 4665220), (47, 4466700), (50, 4198698), (60, 3498915), (63, 3332300), (70, 2999070), (75, 2799132), (84, 2499225), (90, 2332610), (94, 2233350), (100, 2099349), (105, 1999380), (126, 1666150), (140, 1499535), (141, 1488900), (150, 1399566), (175, 1199628), (180, 1166305), (188, 1116675), (210, 999690), (225, 933044), (235, 893340), (252, 833075), (282, 744450), (300, 699783), (315, 666460), (329, 638100), (350, 599814), (420, 499845), (423, 496300), (450, 466522), (470, 446670), (525, 399876), (564, 372225), (630, 333230), (658, 319050), (700, 299907), (705, 297780), (709, 296100), (846, 248150), (900, 233261), (940, 223335), (987, 212700), (1050, 199938), (1175, 178668), (1260, 166615), (1316, 159525), (1410, 148890), (1418, 148050), (1575, 133292), (1645, 127620), (1692, 124075), (1974, 106350), (2100, 99969), (2115, 99260), (2127, 98700), (2350, 89334), (2820, 74445), (2836, 74025), (2961, 70900), (3150, 66646), (3290, 63810), (3525, 59556), (3545, 59220), (3948, 53175), (4230, 49630), (4254, 49350), (4700, 44667), (4935, 42540), (4963, 42300), (5922, 35450), (6300, 33323), (6381, 32900), (6580, 31905), (7050, 29778), (7090, 29610), (8225, 25524), (8460, 24815), (8508, 24675), (9870, 21270), (9926, 21150), (10575, 19852), (10635, 19740), (11844, 17725), (12762, 16450), (14100, 14889), (14180, 14805)]