79543980

素因数分解:

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

素因数の和:340

約数の個数: 108

約数和(自身を含む): 248058720

約数和(自身を除く): 168514740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 129, 172, 180, 215, 239, 258, 387, 430, 478, 516, 645, 717, 774, 860, 956, 1195, 1290, 1434, 1548, 1849, 1935, 2151, 2390, 2580, 2868, 3585, 3698, 3870, 4302, 4780, 5547, 7170, 7396, 7740, 8604, 9245, 10277, 10755, 11094, 14340, 16641, 18490, 20554, 21510, 22188, 27735, 30831, 33282, 36980, 41108, 43020, 51385, 55470, 61662, 66564, 83205, 92493, 102770, 110940, 123324, 154155, 166410, 184986, 205540, 308310, 332820, 369972, 441911, 462465, 616620, 883822, 924930, 1325733, 1767644, 1849860, 2209555, 2651466, 3977199, 4419110, 5302932, 6628665, 7954398, 8838220, 13257330, 15908796, 19885995, 26514660, 39771990, 79543980]

約数ペア:

[(1, 79543980), (2, 39771990), (3, 26514660), (4, 19885995), (5, 15908796), (6, 13257330), (9, 8838220), (10, 7954398), (12, 6628665), (15, 5302932), (18, 4419110), (20, 3977199), (30, 2651466), (36, 2209555), (43, 1849860), (45, 1767644), (60, 1325733), (86, 924930), (90, 883822), (129, 616620), (172, 462465), (180, 441911), (215, 369972), (239, 332820), (258, 308310), (387, 205540), (430, 184986), (478, 166410), (516, 154155), (645, 123324), (717, 110940), (774, 102770), (860, 92493), (956, 83205), (1195, 66564), (1290, 61662), (1434, 55470), (1548, 51385), (1849, 43020), (1935, 41108), (2151, 36980), (2390, 33282), (2580, 30831), (2868, 27735), (3585, 22188), (3698, 21510), (3870, 20554), (4302, 18490), (4780, 16641), (5547, 14340), (7170, 11094), (7396, 10755), (7740, 10277), (8604, 9245)]