263880680

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1$

素因数の和:200

約数の個数: 192

約数和(自身を含む): 736750080

約数和(自身を除く): 472869400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 43, 49, 56, 62, 70, 86, 98, 101, 124, 140, 155, 172, 196, 202, 215, 217, 245, 248, 280, 301, 310, 344, 392, 404, 430, 434, 490, 505, 602, 620, 707, 808, 860, 868, 980, 1010, 1085, 1204, 1240, 1333, 1414, 1505, 1519, 1720, 1736, 1960, 2020, 2107, 2170, 2408, 2666, 2828, 3010, 3038, 3131, 3535, 4040, 4214, 4340, 4343, 4949, 5332, 5656, 6020, 6076, 6262, 6665, 7070, 7595, 8428, 8680, 8686, 9331, 9898, 10535, 10664, 12040, 12152, 12524, 13330, 14140, 15190, 15655, 16856, 17372, 18662, 19796, 21070, 21715, 21917, 24745, 25048, 26660, 28280, 30380, 30401, 31310, 34744, 37324, 39592, 42140, 43430, 43834, 46655, 49490, 53320, 60760, 60802, 62620, 65317, 74648, 84280, 86860, 87668, 93310, 98980, 109585, 121604, 125240, 130634, 134633, 152005, 153419, 173720, 175336, 186620, 197960, 212807, 219170, 243208, 261268, 269266, 304010, 306838, 326585, 373240, 425614, 438340, 522536, 538532, 608020, 613676, 653170, 673165, 767095, 851228, 876680, 942431, 1064035, 1077064, 1216040, 1227352, 1306340, 1346330, 1534190, 1702456, 1884862, 2128070, 2612680, 2692660, 3068380, 3769724, 4256140, 4712155, 5385320, 6136760, 6597017, 7539448, 8512280, 9424310, 13194034, 18848620, 26388068, 32985085, 37697240, 52776136, 65970170, 131940340, 263880680]

約数ペア:

[(1, 263880680), (2, 131940340), (4, 65970170), (5, 52776136), (7, 37697240), (8, 32985085), (10, 26388068), (14, 18848620), (20, 13194034), (28, 9424310), (31, 8512280), (35, 7539448), (40, 6597017), (43, 6136760), (49, 5385320), (56, 4712155), (62, 4256140), (70, 3769724), (86, 3068380), (98, 2692660), (101, 2612680), (124, 2128070), (140, 1884862), (155, 1702456), (172, 1534190), (196, 1346330), (202, 1306340), (215, 1227352), (217, 1216040), (245, 1077064), (248, 1064035), (280, 942431), (301, 876680), (310, 851228), (344, 767095), (392, 673165), (404, 653170), (430, 613676), (434, 608020), (490, 538532), (505, 522536), (602, 438340), (620, 425614), (707, 373240), (808, 326585), (860, 306838), (868, 304010), (980, 269266), (1010, 261268), (1085, 243208), (1204, 219170), (1240, 212807), (1333, 197960), (1414, 186620), (1505, 175336), (1519, 173720), (1720, 153419), (1736, 152005), (1960, 134633), (2020, 130634), (2107, 125240), (2170, 121604), (2408, 109585), (2666, 98980), (2828, 93310), (3010, 87668), (3038, 86860), (3131, 84280), (3535, 74648), (4040, 65317), (4214, 62620), (4340, 60802), (4343, 60760), (4949, 53320), (5332, 49490), (5656, 46655), (6020, 43834), (6076, 43430), (6262, 42140), (6665, 39592), (7070, 37324), (7595, 34744), (8428, 31310), (8680, 30401), (8686, 30380), (9331, 28280), (9898, 26660), (10535, 25048), (10664, 24745), (12040, 21917), (12152, 21715), (12524, 21070), (13330, 19796), (14140, 18662), (15190, 17372), (15655, 16856)]