2130389660

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{97}}^1\times {\mathrm{307}}^1$

素因数の和:500

約数の個数: 144

約数和(自身を含む): 5347276704

約数和(自身を除く): 3216887044

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 73, 97, 98, 140, 146, 194, 196, 245, 292, 307, 365, 388, 485, 490, 511, 614, 679, 730, 970, 980, 1022, 1228, 1358, 1460, 1535, 1940, 2044, 2149, 2555, 2716, 3070, 3395, 3577, 4298, 4753, 5110, 6140, 6790, 7081, 7154, 8596, 9506, 10220, 10745, 13580, 14162, 14308, 15043, 17885, 19012, 21490, 22411, 23765, 28324, 29779, 30086, 35405, 35770, 42980, 44822, 47530, 49567, 59558, 60172, 70810, 71540, 75215, 89644, 95060, 99134, 112055, 119116, 141620, 148895, 150430, 156877, 198268, 208453, 224110, 247835, 297790, 300860, 313754, 346969, 416906, 448220, 495670, 595580, 627508, 693938, 784385, 833812, 991340, 1042265, 1098139, 1387876, 1459171, 1568770, 1734845, 2084530, 2173867, 2196278, 2918342, 3137540, 3469690, 4169060, 4347734, 4392556, 5490695, 5836684, 6939380, 7295855, 8695468, 10869335, 10981390, 14591710, 15217069, 21738670, 21962780, 29183420, 30434138, 43477340, 60868276, 76085345, 106519483, 152170690, 213038966, 304341380, 426077932, 532597415, 1065194830, 2130389660]

約数ペア:

[(1, 2130389660), (2, 1065194830), (4, 532597415), (5, 426077932), (7, 304341380), (10, 213038966), (14, 152170690), (20, 106519483), (28, 76085345), (35, 60868276), (49, 43477340), (70, 30434138), (73, 29183420), (97, 21962780), (98, 21738670), (140, 15217069), (146, 14591710), (194, 10981390), (196, 10869335), (245, 8695468), (292, 7295855), (307, 6939380), (365, 5836684), (388, 5490695), (485, 4392556), (490, 4347734), (511, 4169060), (614, 3469690), (679, 3137540), (730, 2918342), (970, 2196278), (980, 2173867), (1022, 2084530), (1228, 1734845), (1358, 1568770), (1460, 1459171), (1535, 1387876), (1940, 1098139), (2044, 1042265), (2149, 991340), (2555, 833812), (2716, 784385), (3070, 693938), (3395, 627508), (3577, 595580), (4298, 495670), (4753, 448220), (5110, 416906), (6140, 346969), (6790, 313754), (7081, 300860), (7154, 297790), (8596, 247835), (9506, 224110), (10220, 208453), (10745, 198268), (13580, 156877), (14162, 150430), (14308, 148895), (15043, 141620), (17885, 119116), (19012, 112055), (21490, 99134), (22411, 95060), (23765, 89644), (28324, 75215), (29779, 71540), (30086, 70810), (35405, 60172), (35770, 59558), (42980, 49567), (44822, 47530)]