722744540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{241}}^1\times {\mathrm{691}}^1$

素因数の和:979

約数の個数: 96

約数和(自身を含む): 1800572928

約数和(自身を除く): 1077828388

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 241, 310, 434, 482, 620, 691, 868, 964, 1085, 1205, 1382, 1687, 2170, 2410, 2764, 3374, 3455, 4340, 4820, 4837, 6748, 6910, 7471, 8435, 9674, 13820, 14942, 16870, 19348, 21421, 24185, 29884, 33740, 37355, 42842, 48370, 52297, 74710, 85684, 96740, 104594, 107105, 149420, 149947, 166531, 209188, 214210, 261485, 299894, 333062, 428420, 522970, 599788, 666124, 749735, 832655, 1045940, 1165717, 1499470, 1665310, 2331434, 2998940, 3330620, 4662868, 5162461, 5828585, 10324922, 11657170, 20649844, 23314340, 25812305, 36137227, 51624610, 72274454, 103249220, 144548908, 180686135, 361372270, 722744540]

約数ペア:

[(1, 722744540), (2, 361372270), (4, 180686135), (5, 144548908), (7, 103249220), (10, 72274454), (14, 51624610), (20, 36137227), (28, 25812305), (31, 23314340), (35, 20649844), (62, 11657170), (70, 10324922), (124, 5828585), (140, 5162461), (155, 4662868), (217, 3330620), (241, 2998940), (310, 2331434), (434, 1665310), (482, 1499470), (620, 1165717), (691, 1045940), (868, 832655), (964, 749735), (1085, 666124), (1205, 599788), (1382, 522970), (1687, 428420), (2170, 333062), (2410, 299894), (2764, 261485), (3374, 214210), (3455, 209188), (4340, 166531), (4820, 149947), (4837, 149420), (6748, 107105), (6910, 104594), (7471, 96740), (8435, 85684), (9674, 74710), (13820, 52297), (14942, 48370), (16870, 42842), (19348, 37355), (21421, 33740), (24185, 29884)]