1646992020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{239}}^1\times {\mathrm{2671}}^1$

素因数の和:2965

約数の個数: 96

約数和(自身を含む): 4740341760

約数和(自身を除く): 3093349740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 239, 258, 430, 478, 516, 645, 717, 860, 956, 1195, 1290, 1434, 2390, 2580, 2671, 2868, 3585, 4780, 5342, 7170, 8013, 10277, 10684, 13355, 14340, 16026, 20554, 26710, 30831, 32052, 40065, 41108, 51385, 53420, 61662, 80130, 102770, 114853, 123324, 154155, 160260, 205540, 229706, 308310, 344559, 459412, 574265, 616620, 638369, 689118, 1148530, 1276738, 1378236, 1722795, 1915107, 2297060, 2553476, 3191845, 3445590, 3830214, 6383690, 6891180, 7660428, 9575535, 12767380, 19151070, 27449867, 38302140, 54899734, 82349601, 109799468, 137249335, 164699202, 274498670, 329398404, 411748005, 548997340, 823496010, 1646992020]

約数ペア:

[(1, 1646992020), (2, 823496010), (3, 548997340), (4, 411748005), (5, 329398404), (6, 274498670), (10, 164699202), (12, 137249335), (15, 109799468), (20, 82349601), (30, 54899734), (43, 38302140), (60, 27449867), (86, 19151070), (129, 12767380), (172, 9575535), (215, 7660428), (239, 6891180), (258, 6383690), (430, 3830214), (478, 3445590), (516, 3191845), (645, 2553476), (717, 2297060), (860, 1915107), (956, 1722795), (1195, 1378236), (1290, 1276738), (1434, 1148530), (2390, 689118), (2580, 638369), (2671, 616620), (2868, 574265), (3585, 459412), (4780, 344559), (5342, 308310), (7170, 229706), (8013, 205540), (10277, 160260), (10684, 154155), (13355, 123324), (14340, 114853), (16026, 102770), (20554, 80130), (26710, 61662), (30831, 53420), (32052, 51385), (40065, 41108)]