1290489328

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{1229}}^1$

素因数の和:1370

約数の個数: 80

約数和(自身を含む): 2708755200

約数和(自身を除く): 1418265872

約数列:

[1, 2, 4, 8, 16, 29, 31, 58, 62, 73, 116, 124, 146, 232, 248, 292, 464, 496, 584, 899, 1168, 1229, 1798, 2117, 2263, 2458, 3596, 4234, 4526, 4916, 7192, 8468, 9052, 9832, 14384, 16936, 18104, 19664, 33872, 35641, 36208, 38099, 65627, 71282, 76198, 89717, 131254, 142564, 152396, 179434, 262508, 285128, 304792, 358868, 525016, 570256, 609584, 717736, 1050032, 1104871, 1435472, 2209742, 2601793, 2781227, 4419484, 5203586, 5562454, 8838968, 10407172, 11124908, 17677936, 20814344, 22249816, 41628688, 44499632, 80655583, 161311166, 322622332, 645244664, 1290489328]

約数ペア:

[(1, 1290489328), (2, 645244664), (4, 322622332), (8, 161311166), (16, 80655583), (29, 44499632), (31, 41628688), (58, 22249816), (62, 20814344), (73, 17677936), (116, 11124908), (124, 10407172), (146, 8838968), (232, 5562454), (248, 5203586), (292, 4419484), (464, 2781227), (496, 2601793), (584, 2209742), (899, 1435472), (1168, 1104871), (1229, 1050032), (1798, 717736), (2117, 609584), (2263, 570256), (2458, 525016), (3596, 358868), (4234, 304792), (4526, 285128), (4916, 262508), (7192, 179434), (8468, 152396), (9052, 142564), (9832, 131254), (14384, 89717), (16936, 76198), (18104, 71282), (19664, 65627), (33872, 38099), (35641, 36208)]