258215396768

素因数分解:

$2^5\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{509389}}^1$

素因数の和:509510

約数の個数: 96

約数和(自身を含む): 607942702080

約数和(自身を除く): 349727305312

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 73, 112, 124, 146, 217, 224, 248, 292, 434, 496, 511, 584, 868, 992, 1022, 1168, 1736, 2044, 2263, 2336, 3472, 4088, 4526, 6944, 8176, 9052, 15841, 16352, 18104, 31682, 36208, 63364, 72416, 126728, 253456, 506912, 509389, 1018778, 2037556, 3565723, 4075112, 7131446, 8150224, 14262892, 15791059, 16300448, 28525784, 31582118, 37185397, 57051568, 63164236, 74370794, 110537413, 114103136, 126328472, 148741588, 221074826, 252656944, 260297779, 297483176, 442149652, 505313888, 520595558, 594966352, 884299304, 1041191116, 1152747307, 1189932704, 1768598608, 2082382232, 2305494614, 3537197216, 4164764464, 4610989228, 8069231149, 8329528928, 9221978456, 16138462298, 18443956912, 32276924596, 36887913824, 64553849192, 129107698384, 258215396768]

約数ペア:

[(1, 258215396768), (2, 129107698384), (4, 64553849192), (7, 36887913824), (8, 32276924596), (14, 18443956912), (16, 16138462298), (28, 9221978456), (31, 8329528928), (32, 8069231149), (56, 4610989228), (62, 4164764464), (73, 3537197216), (112, 2305494614), (124, 2082382232), (146, 1768598608), (217, 1189932704), (224, 1152747307), (248, 1041191116), (292, 884299304), (434, 594966352), (496, 520595558), (511, 505313888), (584, 442149652), (868, 297483176), (992, 260297779), (1022, 252656944), (1168, 221074826), (1736, 148741588), (2044, 126328472), (2263, 114103136), (2336, 110537413), (3472, 74370794), (4088, 63164236), (4526, 57051568), (6944, 37185397), (8176, 31582118), (9052, 28525784), (15841, 16300448), (16352, 15791059), (18104, 14262892), (31682, 8150224), (36208, 7131446), (63364, 4075112), (72416, 3565723), (126728, 2037556), (253456, 1018778), (506912, 509389)]