240776690

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{131}}^1$

素因数の和:205

約数の個数: 144

約数和(自身を含む): 576398592

約数和(自身を除く): 335621902

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 31, 35, 49, 55, 62, 70, 77, 98, 110, 121, 131, 154, 155, 217, 242, 245, 262, 310, 341, 385, 434, 490, 539, 605, 655, 682, 770, 847, 917, 1078, 1085, 1210, 1310, 1441, 1519, 1694, 1705, 1834, 2170, 2387, 2695, 2882, 3038, 3410, 3751, 4061, 4235, 4585, 4774, 5390, 5929, 6419, 7205, 7502, 7595, 8122, 8470, 9170, 10087, 11858, 11935, 12838, 14410, 15190, 15851, 16709, 18755, 20174, 20305, 23870, 26257, 28427, 29645, 31702, 32095, 33418, 37510, 40610, 44671, 50435, 52514, 56854, 59290, 64190, 70609, 79255, 83545, 89342, 100870, 110957, 131285, 141218, 142135, 158510, 167090, 183799, 198989, 221914, 223355, 262570, 284270, 312697, 353045, 367598, 397978, 446710, 491381, 554785, 625394, 706090, 776699, 918995, 982762, 994945, 1109570, 1553398, 1563485, 1837990, 1989890, 2188879, 2456905, 3126970, 3439667, 3883495, 4377758, 4913810, 6879334, 7766990, 10944395, 17198335, 21888790, 24077669, 34396670, 48155338, 120388345, 240776690]

約数ペア:

[(1, 240776690), (2, 120388345), (5, 48155338), (7, 34396670), (10, 24077669), (11, 21888790), (14, 17198335), (22, 10944395), (31, 7766990), (35, 6879334), (49, 4913810), (55, 4377758), (62, 3883495), (70, 3439667), (77, 3126970), (98, 2456905), (110, 2188879), (121, 1989890), (131, 1837990), (154, 1563485), (155, 1553398), (217, 1109570), (242, 994945), (245, 982762), (262, 918995), (310, 776699), (341, 706090), (385, 625394), (434, 554785), (490, 491381), (539, 446710), (605, 397978), (655, 367598), (682, 353045), (770, 312697), (847, 284270), (917, 262570), (1078, 223355), (1085, 221914), (1210, 198989), (1310, 183799), (1441, 167090), (1519, 158510), (1694, 142135), (1705, 141218), (1834, 131285), (2170, 110957), (2387, 100870), (2695, 89342), (2882, 83545), (3038, 79255), (3410, 70609), (3751, 64190), (4061, 59290), (4235, 56854), (4585, 52514), (4774, 50435), (5390, 44671), (5929, 40610), (6419, 37510), (7205, 33418), (7502, 32095), (7595, 31702), (8122, 29645), (8470, 28427), (9170, 26257), (10087, 23870), (11858, 20305), (11935, 20174), (12838, 18755), (14410, 16709), (15190, 15851)]