431487760

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{15817}}^1$

素因数の和:15872

約数の個数: 80

約数和(自身を含む): 1129784832

約数和(自身を除く): 698297072

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 44, 55, 62, 80, 88, 110, 124, 155, 176, 220, 248, 310, 341, 440, 496, 620, 682, 880, 1240, 1364, 1705, 2480, 2728, 3410, 5456, 6820, 13640, 15817, 27280, 31634, 63268, 79085, 126536, 158170, 173987, 253072, 316340, 347974, 490327, 632680, 695948, 869935, 980654, 1265360, 1391896, 1739870, 1961308, 2451635, 2783792, 3479740, 3922616, 4903270, 5393597, 6959480, 7845232, 9806540, 10787194, 13918960, 19613080, 21574388, 26967985, 39226160, 43148776, 53935970, 86297552, 107871940, 215743880, 431487760]

約数ペア:

[(1, 431487760), (2, 215743880), (4, 107871940), (5, 86297552), (8, 53935970), (10, 43148776), (11, 39226160), (16, 26967985), (20, 21574388), (22, 19613080), (31, 13918960), (40, 10787194), (44, 9806540), (55, 7845232), (62, 6959480), (80, 5393597), (88, 4903270), (110, 3922616), (124, 3479740), (155, 2783792), (176, 2451635), (220, 1961308), (248, 1739870), (310, 1391896), (341, 1265360), (440, 980654), (496, 869935), (620, 695948), (682, 632680), (880, 490327), (1240, 347974), (1364, 316340), (1705, 253072), (2480, 173987), (2728, 158170), (3410, 126536), (5456, 79085), (6820, 63268), (13640, 31634), (15817, 27280)]