280056516

素因数分解:

$2^2\times 3^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1\times {\mathrm{2659}}^1$

素因数の和:2864

約数の個数: 48

約数和(自身を含む): 668532480

約数和(自身を除く): 388475964

約数列:

[1, 2, 3, 4, 6, 12, 67, 131, 134, 201, 262, 268, 393, 402, 524, 786, 804, 1572, 2659, 5318, 7977, 8777, 10636, 15954, 17554, 26331, 31908, 35108, 52662, 105324, 178153, 348329, 356306, 534459, 696658, 712612, 1044987, 1068918, 1393316, 2089974, 2137836, 4179948, 23338043, 46676086, 70014129, 93352172, 140028258, 280056516]

約数ペア:

[(1, 280056516), (2, 140028258), (3, 93352172), (4, 70014129), (6, 46676086), (12, 23338043), (67, 4179948), (131, 2137836), (134, 2089974), (201, 1393316), (262, 1068918), (268, 1044987), (393, 712612), (402, 696658), (524, 534459), (786, 356306), (804, 348329), (1572, 178153), (2659, 105324), (5318, 52662), (7977, 35108), (8777, 31908), (10636, 26331), (15954, 17554)]