90906900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{593}}^1$

素因数の和:690

約数の個数: 144

約数和(自身を含む): 305230464

約数和(自身を除く): 214323564

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 73, 75, 84, 100, 105, 140, 146, 150, 175, 210, 219, 292, 300, 350, 365, 420, 438, 511, 525, 593, 700, 730, 876, 1022, 1050, 1095, 1186, 1460, 1533, 1779, 1825, 2044, 2100, 2190, 2372, 2555, 2965, 3066, 3558, 3650, 4151, 4380, 5110, 5475, 5930, 6132, 7116, 7300, 7665, 8302, 8895, 10220, 10950, 11860, 12453, 12775, 14825, 15330, 16604, 17790, 20755, 21900, 24906, 25550, 29650, 30660, 35580, 38325, 41510, 43289, 44475, 49812, 51100, 59300, 62265, 76650, 83020, 86578, 88950, 103775, 124530, 129867, 153300, 173156, 177900, 207550, 216445, 249060, 259734, 303023, 311325, 415100, 432890, 519468, 606046, 622650, 649335, 865780, 909069, 1082225, 1212092, 1245300, 1298670, 1515115, 1818138, 2164450, 2597340, 3030230, 3246675, 3636276, 4328900, 4545345, 6060460, 6493350, 7575575, 9090690, 12986700, 15151150, 18181380, 22726725, 30302300, 45453450, 90906900]

約数ペア:

[(1, 90906900), (2, 45453450), (3, 30302300), (4, 22726725), (5, 18181380), (6, 15151150), (7, 12986700), (10, 9090690), (12, 7575575), (14, 6493350), (15, 6060460), (20, 4545345), (21, 4328900), (25, 3636276), (28, 3246675), (30, 3030230), (35, 2597340), (42, 2164450), (50, 1818138), (60, 1515115), (70, 1298670), (73, 1245300), (75, 1212092), (84, 1082225), (100, 909069), (105, 865780), (140, 649335), (146, 622650), (150, 606046), (175, 519468), (210, 432890), (219, 415100), (292, 311325), (300, 303023), (350, 259734), (365, 249060), (420, 216445), (438, 207550), (511, 177900), (525, 173156), (593, 153300), (700, 129867), (730, 124530), (876, 103775), (1022, 88950), (1050, 86578), (1095, 83020), (1186, 76650), (1460, 62265), (1533, 59300), (1779, 51100), (1825, 49812), (2044, 44475), (2100, 43289), (2190, 41510), (2372, 38325), (2555, 35580), (2965, 30660), (3066, 29650), (3558, 25550), (3650, 24906), (4151, 21900), (4380, 20755), (5110, 17790), (5475, 16604), (5930, 15330), (6132, 14825), (7116, 12775), (7300, 12453), (7665, 11860), (8302, 10950), (8895, 10220)]