215183710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{1871}}^1$

素因数の和:1969

約数の個数: 64

約数和(自身を含む): 465813504

約数和(自身を除く): 250629794

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 53, 62, 70, 106, 155, 217, 265, 310, 371, 434, 530, 742, 1085, 1643, 1855, 1871, 2170, 3286, 3710, 3742, 8215, 9355, 11501, 13097, 16430, 18710, 23002, 26194, 57505, 58001, 65485, 99163, 115010, 116002, 130970, 198326, 290005, 406007, 495815, 580010, 694141, 812014, 991630, 1388282, 2030035, 3074053, 3470705, 4060070, 6148106, 6941410, 15370265, 21518371, 30740530, 43036742, 107591855, 215183710]

約数ペア:

[(1, 215183710), (2, 107591855), (5, 43036742), (7, 30740530), (10, 21518371), (14, 15370265), (31, 6941410), (35, 6148106), (53, 4060070), (62, 3470705), (70, 3074053), (106, 2030035), (155, 1388282), (217, 991630), (265, 812014), (310, 694141), (371, 580010), (434, 495815), (530, 406007), (742, 290005), (1085, 198326), (1643, 130970), (1855, 116002), (1871, 115010), (2170, 99163), (3286, 65485), (3710, 58001), (3742, 57505), (8215, 26194), (9355, 23002), (11501, 18710), (13097, 16430)]