278314740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1$

素因数の和:223

約数の個数: 288

約数和(自身を含む): 985944960

約数和(自身を除く): 707630220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 29, 30, 33, 36, 37, 44, 45, 55, 58, 60, 66, 74, 87, 90, 99, 110, 111, 116, 131, 132, 145, 148, 165, 174, 180, 185, 198, 220, 222, 261, 262, 290, 319, 330, 333, 348, 370, 393, 396, 407, 435, 444, 495, 522, 524, 555, 580, 638, 655, 660, 666, 740, 786, 814, 870, 957, 990, 1044, 1073, 1110, 1179, 1221, 1276, 1305, 1310, 1332, 1441, 1572, 1595, 1628, 1665, 1740, 1914, 1965, 1980, 2035, 2146, 2220, 2358, 2442, 2610, 2620, 2871, 2882, 3190, 3219, 3330, 3663, 3799, 3828, 3930, 4070, 4292, 4323, 4716, 4785, 4847, 4884, 5220, 5365, 5742, 5764, 5895, 6105, 6380, 6438, 6660, 7205, 7326, 7598, 7860, 8140, 8646, 9570, 9657, 9694, 10730, 11397, 11484, 11790, 11803, 12210, 12876, 12969, 14355, 14410, 14541, 14652, 15196, 16095, 17292, 18315, 18995, 19140, 19314, 19388, 21460, 21615, 22794, 23580, 23606, 24235, 24420, 25938, 28710, 28820, 29082, 32190, 34191, 35409, 36630, 37990, 38628, 41789, 43230, 43623, 45588, 47212, 48285, 48470, 51876, 53317, 56985, 57420, 58164, 59015, 64380, 64845, 68382, 70818, 72705, 73260, 75980, 83578, 86460, 87246, 96570, 96940, 106227, 106634, 113970, 118030, 125367, 129690, 136764, 140563, 141636, 145410, 159951, 167156, 170955, 174492, 177045, 193140, 208945, 212454, 213268, 218115, 227940, 236060, 250734, 259380, 266585, 281126, 290820, 319902, 341910, 354090, 376101, 417890, 421689, 424908, 436230, 479853, 501468, 531135, 533170, 562252, 626835, 639804, 683820, 702815, 708180, 752202, 799755, 835780, 843378, 872460, 959706, 1062270, 1066340, 1253670, 1265067, 1405630, 1504404, 1546193, 1599510, 1686756, 1880505, 1919412, 2108445, 2124540, 2399265, 2507340, 2530134, 2811260, 3092386, 3199020, 3761010, 4216890, 4638579, 4798530, 5060268, 6184772, 6325335, 7522020, 7730965, 8433780, 9277158, 9597060, 12650670, 13915737, 15461930, 18554316, 23192895, 25301340, 27831474, 30923860, 46385790, 55662948, 69578685, 92771580, 139157370, 278314740]

約数ペア:

[(1, 278314740), (2, 139157370), (3, 92771580), (4, 69578685), (5, 55662948), (6, 46385790), (9, 30923860), (10, 27831474), (11, 25301340), (12, 23192895), (15, 18554316), (18, 15461930), (20, 13915737), (22, 12650670), (29, 9597060), (30, 9277158), (33, 8433780), (36, 7730965), (37, 7522020), (44, 6325335), (45, 6184772), (55, 5060268), (58, 4798530), (60, 4638579), (66, 4216890), (74, 3761010), (87, 3199020), (90, 3092386), (99, 2811260), (110, 2530134), (111, 2507340), (116, 2399265), (131, 2124540), (132, 2108445), (145, 1919412), (148, 1880505), (165, 1686756), (174, 1599510), (180, 1546193), (185, 1504404), (198, 1405630), (220, 1265067), (222, 1253670), (261, 1066340), (262, 1062270), (290, 959706), (319, 872460), (330, 843378), (333, 835780), (348, 799755), (370, 752202), (393, 708180), (396, 702815), (407, 683820), (435, 639804), (444, 626835), (495, 562252), (522, 533170), (524, 531135), (555, 501468), (580, 479853), (638, 436230), (655, 424908), (660, 421689), (666, 417890), (740, 376101), (786, 354090), (814, 341910), (870, 319902), (957, 290820), (990, 281126), (1044, 266585), (1073, 259380), (1110, 250734), (1179, 236060), (1221, 227940), (1276, 218115), (1305, 213268), (1310, 212454), (1332, 208945), (1441, 193140), (1572, 177045), (1595, 174492), (1628, 170955), (1665, 167156), (1740, 159951), (1914, 145410), (1965, 141636), (1980, 140563), (2035, 136764), (2146, 129690), (2220, 125367), (2358, 118030), (2442, 113970), (2610, 106634), (2620, 106227), (2871, 96940), (2882, 96570), (3190, 87246), (3219, 86460), (3330, 83578), (3663, 75980), (3799, 73260), (3828, 72705), (3930, 70818), (4070, 68382), (4292, 64845), (4323, 64380), (4716, 59015), (4785, 58164), (4847, 57420), (4884, 56985), (5220, 53317), (5365, 51876), (5742, 48470), (5764, 48285), (5895, 47212), (6105, 45588), (6380, 43623), (6438, 43230), (6660, 41789), (7205, 38628), (7326, 37990), (7598, 36630), (7860, 35409), (8140, 34191), (8646, 32190), (9570, 29082), (9657, 28820), (9694, 28710), (10730, 25938), (11397, 24420), (11484, 24235), (11790, 23606), (11803, 23580), (12210, 22794), (12876, 21615), (12969, 21460), (14355, 19388), (14410, 19314), (14541, 19140), (14652, 18995), (15196, 18315), (16095, 17292)]