215480980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{1277}}^1$

素因数の和:1369

約数の個数: 96

約数和(自身を含む): 541054080

約数和(自身を除く): 325573100

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 59, 65, 110, 118, 130, 143, 220, 236, 260, 286, 295, 572, 590, 649, 715, 767, 1180, 1277, 1298, 1430, 1534, 2554, 2596, 2860, 3068, 3245, 3835, 5108, 6385, 6490, 7670, 8437, 12770, 12980, 14047, 15340, 16601, 16874, 25540, 28094, 33202, 33748, 42185, 56188, 66404, 70235, 75343, 83005, 84370, 140470, 150686, 166010, 168740, 182611, 280940, 301372, 332020, 365222, 376715, 730444, 753430, 828773, 913055, 979459, 1506860, 1657546, 1826110, 1958918, 3315092, 3652220, 3917836, 4143865, 4897295, 8287730, 9794590, 10774049, 16575460, 19589180, 21548098, 43096196, 53870245, 107740490, 215480980]

約数ペア:

[(1, 215480980), (2, 107740490), (4, 53870245), (5, 43096196), (10, 21548098), (11, 19589180), (13, 16575460), (20, 10774049), (22, 9794590), (26, 8287730), (44, 4897295), (52, 4143865), (55, 3917836), (59, 3652220), (65, 3315092), (110, 1958918), (118, 1826110), (130, 1657546), (143, 1506860), (220, 979459), (236, 913055), (260, 828773), (286, 753430), (295, 730444), (572, 376715), (590, 365222), (649, 332020), (715, 301372), (767, 280940), (1180, 182611), (1277, 168740), (1298, 166010), (1430, 150686), (1534, 140470), (2554, 84370), (2596, 83005), (2860, 75343), (3068, 70235), (3245, 66404), (3835, 56188), (5108, 42185), (6385, 33748), (6490, 33202), (7670, 28094), (8437, 25540), (12770, 16874), (12980, 16601), (14047, 15340)]