64907220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{73}}^2$

素因数の和:194

約数の個数: 144

約数和(自身を含む): 217848960

約数和(自身を除く): 152941740

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 29, 30, 35, 42, 58, 60, 70, 73, 84, 87, 105, 116, 140, 145, 146, 174, 203, 210, 219, 290, 292, 348, 365, 406, 420, 435, 438, 511, 580, 609, 730, 812, 870, 876, 1015, 1022, 1095, 1218, 1460, 1533, 1740, 2030, 2044, 2117, 2190, 2436, 2555, 3045, 3066, 4060, 4234, 4380, 5110, 5329, 6090, 6132, 6351, 7665, 8468, 10220, 10585, 10658, 12180, 12702, 14819, 15330, 15987, 21170, 21316, 25404, 26645, 29638, 30660, 31755, 31974, 37303, 42340, 44457, 53290, 59276, 63510, 63948, 74095, 74606, 79935, 88914, 106580, 111909, 127020, 148190, 149212, 154541, 159870, 177828, 186515, 222285, 223818, 296380, 309082, 319740, 373030, 444570, 447636, 463623, 559545, 618164, 746060, 772705, 889140, 927246, 1081787, 1119090, 1545410, 1854492, 2163574, 2238180, 2318115, 3090820, 3245361, 4327148, 4636230, 5408935, 6490722, 9272460, 10817870, 12981444, 16226805, 21635740, 32453610, 64907220]

約数ペア:

[(1, 64907220), (2, 32453610), (3, 21635740), (4, 16226805), (5, 12981444), (6, 10817870), (7, 9272460), (10, 6490722), (12, 5408935), (14, 4636230), (15, 4327148), (20, 3245361), (21, 3090820), (28, 2318115), (29, 2238180), (30, 2163574), (35, 1854492), (42, 1545410), (58, 1119090), (60, 1081787), (70, 927246), (73, 889140), (84, 772705), (87, 746060), (105, 618164), (116, 559545), (140, 463623), (145, 447636), (146, 444570), (174, 373030), (203, 319740), (210, 309082), (219, 296380), (290, 223818), (292, 222285), (348, 186515), (365, 177828), (406, 159870), (420, 154541), (435, 149212), (438, 148190), (511, 127020), (580, 111909), (609, 106580), (730, 88914), (812, 79935), (870, 74606), (876, 74095), (1015, 63948), (1022, 63510), (1095, 59276), (1218, 53290), (1460, 44457), (1533, 42340), (1740, 37303), (2030, 31974), (2044, 31755), (2117, 30660), (2190, 29638), (2436, 26645), (2555, 25404), (3045, 21316), (3066, 21170), (4060, 15987), (4234, 15330), (4380, 14819), (5110, 12702), (5329, 12180), (6090, 10658), (6132, 10585), (6351, 10220), (7665, 8468)]