12971700

素因数分解:

$2^2\times 3^2\times 5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1$

素因数の和:127

約数の個数: 216

約数和(自身を含む): 48746880

約数和(自身を除く): 35775180

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 28, 29, 30, 35, 36, 42, 45, 50, 58, 60, 63, 70, 71, 75, 84, 87, 90, 100, 105, 116, 126, 140, 142, 145, 150, 174, 175, 180, 203, 210, 213, 225, 252, 261, 284, 290, 300, 315, 348, 350, 355, 406, 420, 426, 435, 450, 497, 522, 525, 580, 609, 630, 639, 700, 710, 725, 812, 852, 870, 900, 994, 1015, 1044, 1050, 1065, 1218, 1260, 1278, 1305, 1420, 1450, 1491, 1575, 1740, 1775, 1827, 1988, 2030, 2059, 2100, 2130, 2175, 2436, 2485, 2556, 2610, 2900, 2982, 3045, 3150, 3195, 3550, 3654, 4060, 4118, 4260, 4350, 4473, 4970, 5075, 5220, 5325, 5964, 6090, 6177, 6300, 6390, 6525, 7100, 7308, 7455, 8236, 8700, 8946, 9135, 9940, 10150, 10295, 10650, 12180, 12354, 12425, 12780, 13050, 14413, 14910, 15225, 15975, 17892, 18270, 18531, 20300, 20590, 21300, 22365, 24708, 24850, 26100, 28826, 29820, 30450, 30885, 31950, 36540, 37062, 37275, 41180, 43239, 44730, 45675, 49700, 51475, 57652, 60900, 61770, 63900, 72065, 74124, 74550, 86478, 89460, 91350, 92655, 102950, 111825, 123540, 129717, 144130, 149100, 154425, 172956, 182700, 185310, 205900, 216195, 223650, 259434, 288260, 308850, 360325, 370620, 432390, 447300, 463275, 518868, 617700, 648585, 720650, 864780, 926550, 1080975, 1297170, 1441300, 1853100, 2161950, 2594340, 3242925, 4323900, 6485850, 12971700]

約数ペア:

[(1, 12971700), (2, 6485850), (3, 4323900), (4, 3242925), (5, 2594340), (6, 2161950), (7, 1853100), (9, 1441300), (10, 1297170), (12, 1080975), (14, 926550), (15, 864780), (18, 720650), (20, 648585), (21, 617700), (25, 518868), (28, 463275), (29, 447300), (30, 432390), (35, 370620), (36, 360325), (42, 308850), (45, 288260), (50, 259434), (58, 223650), (60, 216195), (63, 205900), (70, 185310), (71, 182700), (75, 172956), (84, 154425), (87, 149100), (90, 144130), (100, 129717), (105, 123540), (116, 111825), (126, 102950), (140, 92655), (142, 91350), (145, 89460), (150, 86478), (174, 74550), (175, 74124), (180, 72065), (203, 63900), (210, 61770), (213, 60900), (225, 57652), (252, 51475), (261, 49700), (284, 45675), (290, 44730), (300, 43239), (315, 41180), (348, 37275), (350, 37062), (355, 36540), (406, 31950), (420, 30885), (426, 30450), (435, 29820), (450, 28826), (497, 26100), (522, 24850), (525, 24708), (580, 22365), (609, 21300), (630, 20590), (639, 20300), (700, 18531), (710, 18270), (725, 17892), (812, 15975), (852, 15225), (870, 14910), (900, 14413), (994, 13050), (1015, 12780), (1044, 12425), (1050, 12354), (1065, 12180), (1218, 10650), (1260, 10295), (1278, 10150), (1305, 9940), (1420, 9135), (1450, 8946), (1491, 8700), (1575, 8236), (1740, 7455), (1775, 7308), (1827, 7100), (1988, 6525), (2030, 6390), (2059, 6300), (2100, 6177), (2130, 6090), (2175, 5964), (2436, 5325), (2485, 5220), (2556, 5075), (2610, 4970), (2900, 4473), (2982, 4350), (3045, 4260), (3150, 4118), (3195, 4060), (3550, 3654)]