290841516

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{128237}}^1$

素因数の和:128260

約数の個数: 60

約数和(自身を含む): 868940688

約数和(自身を除く): 578099172

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 189, 252, 324, 378, 567, 756, 1134, 2268, 128237, 256474, 384711, 512948, 769422, 897659, 1154133, 1538844, 1795318, 2308266, 2692977, 3462399, 3590636, 4616532, 5385954, 6924798, 8078931, 10387197, 10771908, 13849596, 16157862, 20774394, 24236793, 32315724, 41548788, 48473586, 72710379, 96947172, 145420758, 290841516]

約数ペア:

[(1, 290841516), (2, 145420758), (3, 96947172), (4, 72710379), (6, 48473586), (7, 41548788), (9, 32315724), (12, 24236793), (14, 20774394), (18, 16157862), (21, 13849596), (27, 10771908), (28, 10387197), (36, 8078931), (42, 6924798), (54, 5385954), (63, 4616532), (81, 3590636), (84, 3462399), (108, 2692977), (126, 2308266), (162, 1795318), (189, 1538844), (252, 1154133), (324, 897659), (378, 769422), (567, 512948), (756, 384711), (1134, 256474), (2268, 128237)]