15972780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1$

素因数の和:247

約数の個数: 96

約数和(自身を含む): 47190528

約数和(自身を除く): 31217748

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 41, 43, 60, 82, 86, 123, 129, 151, 164, 172, 205, 215, 246, 258, 302, 410, 430, 453, 492, 516, 604, 615, 645, 755, 820, 860, 906, 1230, 1290, 1510, 1763, 1812, 2265, 2460, 2580, 3020, 3526, 4530, 5289, 6191, 6493, 7052, 8815, 9060, 10578, 12382, 12986, 17630, 18573, 19479, 21156, 24764, 25972, 26445, 30955, 32465, 35260, 37146, 38958, 52890, 61910, 64930, 74292, 77916, 92865, 97395, 105780, 123820, 129860, 185730, 194790, 266213, 371460, 389580, 532426, 798639, 1064852, 1331065, 1597278, 2662130, 3194556, 3993195, 5324260, 7986390, 15972780]

約数ペア:

[(1, 15972780), (2, 7986390), (3, 5324260), (4, 3993195), (5, 3194556), (6, 2662130), (10, 1597278), (12, 1331065), (15, 1064852), (20, 798639), (30, 532426), (41, 389580), (43, 371460), (60, 266213), (82, 194790), (86, 185730), (123, 129860), (129, 123820), (151, 105780), (164, 97395), (172, 92865), (205, 77916), (215, 74292), (246, 64930), (258, 61910), (302, 52890), (410, 38958), (430, 37146), (453, 35260), (492, 32465), (516, 30955), (604, 26445), (615, 25972), (645, 24764), (755, 21156), (820, 19479), (860, 18573), (906, 17630), (1230, 12986), (1290, 12382), (1510, 10578), (1763, 9060), (1812, 8815), (2265, 7052), (2460, 6493), (2580, 6191), (3020, 5289), (3526, 4530)]