505400004

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{523}}^1\times {\mathrm{1579}}^1$

素因数の和:2129

約数の個数: 72

約数和(自身を含む): 1356132960

約数和(自身を除く): 850732956

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 153, 204, 306, 523, 612, 1046, 1569, 1579, 2092, 3138, 3158, 4707, 4737, 6276, 6316, 8891, 9414, 9474, 14211, 17782, 18828, 18948, 26673, 26843, 28422, 35564, 53346, 53686, 56844, 80019, 80529, 106692, 107372, 160038, 161058, 241587, 320076, 322116, 483174, 825817, 966348, 1651634, 2477451, 3303268, 4954902, 7432353, 9909804, 14038889, 14864706, 28077778, 29729412, 42116667, 56155556, 84233334, 126350001, 168466668, 252700002, 505400004]

約数ペア:

[(1, 505400004), (2, 252700002), (3, 168466668), (4, 126350001), (6, 84233334), (9, 56155556), (12, 42116667), (17, 29729412), (18, 28077778), (34, 14864706), (36, 14038889), (51, 9909804), (68, 7432353), (102, 4954902), (153, 3303268), (204, 2477451), (306, 1651634), (523, 966348), (612, 825817), (1046, 483174), (1569, 322116), (1579, 320076), (2092, 241587), (3138, 161058), (3158, 160038), (4707, 107372), (4737, 106692), (6276, 80529), (6316, 80019), (8891, 56844), (9414, 53686), (9474, 53346), (14211, 35564), (17782, 28422), (18828, 26843), (18948, 26673)]