390580470

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{2857}}^1$

素因数の和:2915

約数の個数: 144

約数和(自身を含む): 1219840128

約数和(自身を除く): 829259658

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 31, 35, 42, 45, 49, 62, 63, 70, 90, 93, 98, 105, 126, 147, 155, 186, 210, 217, 245, 279, 294, 310, 315, 434, 441, 465, 490, 558, 630, 651, 735, 882, 930, 1085, 1302, 1395, 1470, 1519, 1953, 2170, 2205, 2790, 2857, 3038, 3255, 3906, 4410, 4557, 5714, 6510, 7595, 8571, 9114, 9765, 13671, 14285, 15190, 17142, 19530, 19999, 22785, 25713, 27342, 28570, 39998, 42855, 45570, 51426, 59997, 68355, 85710, 88567, 99995, 119994, 128565, 136710, 139993, 177134, 179991, 199990, 257130, 265701, 279986, 299985, 359982, 419979, 442835, 531402, 599970, 619969, 699965, 797103, 839958, 885670, 899955, 1239938, 1259937, 1328505, 1399930, 1594206, 1799910, 1859907, 2099895, 2519874, 2657010, 3099845, 3719814, 3985515, 4199790, 4339783, 5579721, 6199690, 6299685, 7971030, 8679566, 9299535, 11159442, 12599370, 13019349, 18599070, 21698915, 26038698, 27898605, 39058047, 43397830, 55797210, 65096745, 78116094, 130193490, 195290235, 390580470]

約数ペア:

[(1, 390580470), (2, 195290235), (3, 130193490), (5, 78116094), (6, 65096745), (7, 55797210), (9, 43397830), (10, 39058047), (14, 27898605), (15, 26038698), (18, 21698915), (21, 18599070), (30, 13019349), (31, 12599370), (35, 11159442), (42, 9299535), (45, 8679566), (49, 7971030), (62, 6299685), (63, 6199690), (70, 5579721), (90, 4339783), (93, 4199790), (98, 3985515), (105, 3719814), (126, 3099845), (147, 2657010), (155, 2519874), (186, 2099895), (210, 1859907), (217, 1799910), (245, 1594206), (279, 1399930), (294, 1328505), (310, 1259937), (315, 1239938), (434, 899955), (441, 885670), (465, 839958), (490, 797103), (558, 699965), (630, 619969), (651, 599970), (735, 531402), (882, 442835), (930, 419979), (1085, 359982), (1302, 299985), (1395, 279986), (1470, 265701), (1519, 257130), (1953, 199990), (2170, 179991), (2205, 177134), (2790, 139993), (2857, 136710), (3038, 128565), (3255, 119994), (3906, 99995), (4410, 88567), (4557, 85710), (5714, 68355), (6510, 59997), (7595, 51426), (8571, 45570), (9114, 42855), (9765, 39998), (13671, 28570), (14285, 27342), (15190, 25713), (17142, 22785), (19530, 19999)]