131121720

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{167}}^1\times {\mathrm{727}}^1$

素因数の和:914

約数の個数: 128

約数和(自身を含む): 440294400

約数和(自身を除く): 309172680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 167, 180, 216, 270, 334, 360, 501, 540, 668, 727, 835, 1002, 1080, 1336, 1454, 1503, 1670, 2004, 2181, 2505, 2908, 3006, 3340, 3635, 4008, 4362, 4509, 5010, 5816, 6012, 6543, 6680, 7270, 7515, 8724, 9018, 10020, 10905, 12024, 13086, 14540, 15030, 17448, 18036, 19629, 20040, 21810, 22545, 26172, 29080, 30060, 32715, 36072, 39258, 43620, 45090, 52344, 60120, 65430, 78516, 87240, 90180, 98145, 121409, 130860, 157032, 180360, 196290, 242818, 261720, 364227, 392580, 485636, 607045, 728454, 785160, 971272, 1092681, 1214090, 1456908, 1821135, 2185362, 2428180, 2913816, 3278043, 3642270, 4370724, 4856360, 5463405, 6556086, 7284540, 8741448, 10926810, 13112172, 14569080, 16390215, 21853620, 26224344, 32780430, 43707240, 65560860, 131121720]

約数ペア:

[(1, 131121720), (2, 65560860), (3, 43707240), (4, 32780430), (5, 26224344), (6, 21853620), (8, 16390215), (9, 14569080), (10, 13112172), (12, 10926810), (15, 8741448), (18, 7284540), (20, 6556086), (24, 5463405), (27, 4856360), (30, 4370724), (36, 3642270), (40, 3278043), (45, 2913816), (54, 2428180), (60, 2185362), (72, 1821135), (90, 1456908), (108, 1214090), (120, 1092681), (135, 971272), (167, 785160), (180, 728454), (216, 607045), (270, 485636), (334, 392580), (360, 364227), (501, 261720), (540, 242818), (668, 196290), (727, 180360), (835, 157032), (1002, 130860), (1080, 121409), (1336, 98145), (1454, 90180), (1503, 87240), (1670, 78516), (2004, 65430), (2181, 60120), (2505, 52344), (2908, 45090), (3006, 43620), (3340, 39258), (3635, 36072), (4008, 32715), (4362, 30060), (4509, 29080), (5010, 26172), (5816, 22545), (6012, 21810), (6543, 20040), (6680, 19629), (7270, 18036), (7515, 17448), (8724, 15030), (9018, 14540), (10020, 13086), (10905, 12024)]