2481960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:107

約数の個数: 128

約数和(自身を含む): 8426880

約数和(自身を除く): 5944920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 37, 39, 40, 43, 52, 60, 65, 74, 78, 86, 104, 111, 120, 129, 130, 148, 156, 172, 185, 195, 215, 222, 258, 260, 296, 312, 344, 370, 390, 430, 444, 481, 516, 520, 555, 559, 645, 740, 780, 860, 888, 962, 1032, 1110, 1118, 1290, 1443, 1480, 1560, 1591, 1677, 1720, 1924, 2220, 2236, 2405, 2580, 2795, 2886, 3182, 3354, 3848, 4440, 4472, 4773, 4810, 5160, 5590, 5772, 6364, 6708, 7215, 7955, 8385, 9546, 9620, 11180, 11544, 12728, 13416, 14430, 15910, 16770, 19092, 19240, 20683, 22360, 23865, 28860, 31820, 33540, 38184, 41366, 47730, 57720, 62049, 63640, 67080, 82732, 95460, 103415, 124098, 165464, 190920, 206830, 248196, 310245, 413660, 496392, 620490, 827320, 1240980, 2481960]

約数ペア:

[(1, 2481960), (2, 1240980), (3, 827320), (4, 620490), (5, 496392), (6, 413660), (8, 310245), (10, 248196), (12, 206830), (13, 190920), (15, 165464), (20, 124098), (24, 103415), (26, 95460), (30, 82732), (37, 67080), (39, 63640), (40, 62049), (43, 57720), (52, 47730), (60, 41366), (65, 38184), (74, 33540), (78, 31820), (86, 28860), (104, 23865), (111, 22360), (120, 20683), (129, 19240), (130, 19092), (148, 16770), (156, 15910), (172, 14430), (185, 13416), (195, 12728), (215, 11544), (222, 11180), (258, 9620), (260, 9546), (296, 8385), (312, 7955), (344, 7215), (370, 6708), (390, 6364), (430, 5772), (444, 5590), (481, 5160), (516, 4810), (520, 4773), (555, 4472), (559, 4440), (645, 3848), (740, 3354), (780, 3182), (860, 2886), (888, 2795), (962, 2580), (1032, 2405), (1110, 2236), (1118, 2220), (1290, 1924), (1443, 1720), (1480, 1677), (1560, 1591)]