305438436

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{293}}^1\times {\mathrm{1259}}^1$

素因数の和:1585

約数の個数: 72

約数和(自身を含む): 809040960

約数和(自身を除く): 503602524

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 138, 207, 276, 293, 414, 586, 828, 879, 1172, 1259, 1758, 2518, 2637, 3516, 3777, 5036, 5274, 6739, 7554, 10548, 11331, 13478, 15108, 20217, 22662, 26956, 28957, 40434, 45324, 57914, 60651, 80868, 86871, 115828, 121302, 173742, 242604, 260613, 347484, 368887, 521226, 737774, 1042452, 1106661, 1475548, 2213322, 3319983, 4426644, 6639966, 8484401, 13279932, 16968802, 25453203, 33937604, 50906406, 76359609, 101812812, 152719218, 305438436]

約数ペア:

[(1, 305438436), (2, 152719218), (3, 101812812), (4, 76359609), (6, 50906406), (9, 33937604), (12, 25453203), (18, 16968802), (23, 13279932), (36, 8484401), (46, 6639966), (69, 4426644), (92, 3319983), (138, 2213322), (207, 1475548), (276, 1106661), (293, 1042452), (414, 737774), (586, 521226), (828, 368887), (879, 347484), (1172, 260613), (1259, 242604), (1758, 173742), (2518, 121302), (2637, 115828), (3516, 86871), (3777, 80868), (5036, 60651), (5274, 57914), (6739, 45324), (7554, 40434), (10548, 28957), (11331, 26956), (13478, 22662), (15108, 20217)]