919260120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{157}}^1\times {\mathrm{827}}^1$

素因数の和:1057

約数の個数: 128

約数和(自身を含む): 2825798400

約数和(自身を除く): 1906538280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 59, 60, 118, 120, 157, 177, 236, 295, 314, 354, 471, 472, 590, 628, 708, 785, 827, 885, 942, 1180, 1256, 1416, 1570, 1654, 1770, 1884, 2355, 2360, 2481, 3140, 3308, 3540, 3768, 4135, 4710, 4962, 6280, 6616, 7080, 8270, 9263, 9420, 9924, 12405, 16540, 18526, 18840, 19848, 24810, 27789, 33080, 37052, 46315, 48793, 49620, 55578, 74104, 92630, 97586, 99240, 111156, 129839, 138945, 146379, 185260, 195172, 222312, 243965, 259678, 277890, 292758, 370520, 389517, 390344, 487930, 519356, 555780, 585516, 649195, 731895, 779034, 975860, 1038712, 1111560, 1171032, 1298390, 1463790, 1558068, 1947585, 1951720, 2596780, 2927580, 3116136, 3895170, 5193560, 5855160, 7660501, 7790340, 15321002, 15580680, 22981503, 30642004, 38302505, 45963006, 61284008, 76605010, 91926012, 114907515, 153210020, 183852024, 229815030, 306420040, 459630060, 919260120]

約数ペア:

[(1, 919260120), (2, 459630060), (3, 306420040), (4, 229815030), (5, 183852024), (6, 153210020), (8, 114907515), (10, 91926012), (12, 76605010), (15, 61284008), (20, 45963006), (24, 38302505), (30, 30642004), (40, 22981503), (59, 15580680), (60, 15321002), (118, 7790340), (120, 7660501), (157, 5855160), (177, 5193560), (236, 3895170), (295, 3116136), (314, 2927580), (354, 2596780), (471, 1951720), (472, 1947585), (590, 1558068), (628, 1463790), (708, 1298390), (785, 1171032), (827, 1111560), (885, 1038712), (942, 975860), (1180, 779034), (1256, 731895), (1416, 649195), (1570, 585516), (1654, 555780), (1770, 519356), (1884, 487930), (2355, 390344), (2360, 389517), (2481, 370520), (3140, 292758), (3308, 277890), (3540, 259678), (3768, 243965), (4135, 222312), (4710, 195172), (4962, 185260), (6280, 146379), (6616, 138945), (7080, 129839), (8270, 111156), (9263, 99240), (9420, 97586), (9924, 92630), (12405, 74104), (16540, 55578), (18526, 49620), (18840, 48793), (19848, 46315), (24810, 37052), (27789, 33080)]