72005808

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{223}}^1$

素因数の和:303

約数の個数: 120

約数和(自身を含む): 220652544

約数和(自身を除く): 148646736

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 31, 42, 48, 56, 62, 84, 93, 112, 124, 168, 186, 217, 223, 248, 336, 372, 434, 446, 496, 651, 669, 744, 868, 892, 961, 1302, 1338, 1488, 1561, 1736, 1784, 1922, 2604, 2676, 2883, 3122, 3472, 3568, 3844, 4683, 5208, 5352, 5766, 6244, 6727, 6913, 7688, 9366, 10416, 10704, 11532, 12488, 13454, 13826, 15376, 18732, 20181, 20739, 23064, 24976, 26908, 27652, 37464, 40362, 41478, 46128, 48391, 53816, 55304, 74928, 80724, 82956, 96782, 107632, 110608, 145173, 161448, 165912, 193564, 214303, 290346, 322896, 331824, 387128, 428606, 580692, 642909, 774256, 857212, 1161384, 1285818, 1500121, 1714424, 2322768, 2571636, 3000242, 3428848, 4500363, 5143272, 6000484, 9000726, 10286544, 12000968, 18001452, 24001936, 36002904, 72005808]

約数ペア:

[(1, 72005808), (2, 36002904), (3, 24001936), (4, 18001452), (6, 12000968), (7, 10286544), (8, 9000726), (12, 6000484), (14, 5143272), (16, 4500363), (21, 3428848), (24, 3000242), (28, 2571636), (31, 2322768), (42, 1714424), (48, 1500121), (56, 1285818), (62, 1161384), (84, 857212), (93, 774256), (112, 642909), (124, 580692), (168, 428606), (186, 387128), (217, 331824), (223, 322896), (248, 290346), (336, 214303), (372, 193564), (434, 165912), (446, 161448), (496, 145173), (651, 110608), (669, 107632), (744, 96782), (868, 82956), (892, 80724), (961, 74928), (1302, 55304), (1338, 53816), (1488, 48391), (1561, 46128), (1736, 41478), (1784, 40362), (1922, 37464), (2604, 27652), (2676, 26908), (2883, 24976), (3122, 23064), (3472, 20739), (3568, 20181), (3844, 18732), (4683, 15376), (5208, 13826), (5352, 13454), (5766, 12488), (6244, 11532), (6727, 10704), (6913, 10416), (7688, 9366)]