80290260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{167}}^1\times {\mathrm{2671}}^1$

素因数の和:2853

約数の個数: 72

約数和(自身を含む): 245097216

約数和(自身を除く): 164806956

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 167, 180, 334, 501, 668, 835, 1002, 1503, 1670, 2004, 2505, 2671, 3006, 3340, 5010, 5342, 6012, 7515, 8013, 10020, 10684, 13355, 15030, 16026, 24039, 26710, 30060, 32052, 40065, 48078, 53420, 80130, 96156, 120195, 160260, 240390, 446057, 480780, 892114, 1338171, 1784228, 2230285, 2676342, 4014513, 4460570, 5352684, 6690855, 8029026, 8921140, 13381710, 16058052, 20072565, 26763420, 40145130, 80290260]

約数ペア:

[(1, 80290260), (2, 40145130), (3, 26763420), (4, 20072565), (5, 16058052), (6, 13381710), (9, 8921140), (10, 8029026), (12, 6690855), (15, 5352684), (18, 4460570), (20, 4014513), (30, 2676342), (36, 2230285), (45, 1784228), (60, 1338171), (90, 892114), (167, 480780), (180, 446057), (334, 240390), (501, 160260), (668, 120195), (835, 96156), (1002, 80130), (1503, 53420), (1670, 48078), (2004, 40065), (2505, 32052), (2671, 30060), (3006, 26710), (3340, 24039), (5010, 16026), (5342, 15030), (6012, 13355), (7515, 10684), (8013, 10020)]