551138700

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{727}}^1$

素因数の和:789

約数の個数: 216

約数和(自身を含む): 1926043392

約数和(自身を除く): 1374904692

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 25, 28, 30, 35, 38, 42, 50, 57, 60, 70, 75, 76, 84, 95, 100, 105, 114, 133, 140, 150, 175, 190, 210, 228, 266, 285, 300, 350, 361, 380, 399, 420, 475, 525, 532, 570, 665, 700, 722, 727, 798, 950, 1050, 1083, 1140, 1330, 1425, 1444, 1454, 1596, 1805, 1900, 1995, 2100, 2166, 2181, 2527, 2660, 2850, 2908, 3325, 3610, 3635, 3990, 4332, 4362, 5054, 5089, 5415, 5700, 6650, 7220, 7270, 7581, 7980, 8724, 9025, 9975, 10108, 10178, 10830, 10905, 12635, 13300, 13813, 14540, 15162, 15267, 18050, 18175, 19950, 20356, 21660, 21810, 25270, 25445, 27075, 27626, 30324, 30534, 36100, 36350, 37905, 39900, 41439, 43620, 50540, 50890, 54150, 54525, 55252, 61068, 63175, 69065, 72700, 75810, 76335, 82878, 96691, 101780, 108300, 109050, 126350, 127225, 138130, 151620, 152670, 165756, 189525, 193382, 207195, 218100, 252700, 254450, 262447, 276260, 290073, 305340, 345325, 379050, 381675, 386764, 414390, 483455, 508900, 524894, 580146, 690650, 758100, 763350, 787341, 828780, 966910, 1035975, 1049788, 1160292, 1312235, 1381300, 1450365, 1526700, 1574682, 1837129, 1933820, 2071950, 2417275, 2624470, 2900730, 3149364, 3674258, 3936705, 4143900, 4834550, 5248940, 5511387, 5801460, 6561175, 7251825, 7348516, 7873410, 9185645, 9669100, 11022774, 13122350, 14503650, 15746820, 18371290, 19683525, 22045548, 26244700, 27556935, 29007300, 36742580, 39367050, 45928225, 55113870, 78734100, 91856450, 110227740, 137784675, 183712900, 275569350, 551138700]

約数ペア:

[(1, 551138700), (2, 275569350), (3, 183712900), (4, 137784675), (5, 110227740), (6, 91856450), (7, 78734100), (10, 55113870), (12, 45928225), (14, 39367050), (15, 36742580), (19, 29007300), (20, 27556935), (21, 26244700), (25, 22045548), (28, 19683525), (30, 18371290), (35, 15746820), (38, 14503650), (42, 13122350), (50, 11022774), (57, 9669100), (60, 9185645), (70, 7873410), (75, 7348516), (76, 7251825), (84, 6561175), (95, 5801460), (100, 5511387), (105, 5248940), (114, 4834550), (133, 4143900), (140, 3936705), (150, 3674258), (175, 3149364), (190, 2900730), (210, 2624470), (228, 2417275), (266, 2071950), (285, 1933820), (300, 1837129), (350, 1574682), (361, 1526700), (380, 1450365), (399, 1381300), (420, 1312235), (475, 1160292), (525, 1049788), (532, 1035975), (570, 966910), (665, 828780), (700, 787341), (722, 763350), (727, 758100), (798, 690650), (950, 580146), (1050, 524894), (1083, 508900), (1140, 483455), (1330, 414390), (1425, 386764), (1444, 381675), (1454, 379050), (1596, 345325), (1805, 305340), (1900, 290073), (1995, 276260), (2100, 262447), (2166, 254450), (2181, 252700), (2527, 218100), (2660, 207195), (2850, 193382), (2908, 189525), (3325, 165756), (3610, 152670), (3635, 151620), (3990, 138130), (4332, 127225), (4362, 126350), (5054, 109050), (5089, 108300), (5415, 101780), (5700, 96691), (6650, 82878), (7220, 76335), (7270, 75810), (7581, 72700), (7980, 69065), (8724, 63175), (9025, 61068), (9975, 55252), (10108, 54525), (10178, 54150), (10830, 50890), (10905, 50540), (12635, 43620), (13300, 41439), (13813, 39900), (14540, 37905), (15162, 36350), (15267, 36100), (18050, 30534), (18175, 30324), (19950, 27626), (20356, 27075), (21660, 25445), (21810, 25270)]