428580180

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{113381}}^1$

素因数の和:113406

約数の個数: 96

約数和(自身を含む): 1523854080

約数和(自身を除く): 1095273900

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 180, 189, 210, 252, 270, 315, 378, 420, 540, 630, 756, 945, 1260, 1890, 3780, 113381, 226762, 340143, 453524, 566905, 680286, 793667, 1020429, 1133810, 1360572, 1587334, 1700715, 2040858, 2267620, 2381001, 3061287, 3174668, 3401430, 3968335, 4081716, 4762002, 5102145, 6122574, 6802860, 7143003, 7936670, 9524004, 10204290, 11905005, 12245148, 14286006, 15306435, 15873340, 20408580, 21429009, 23810010, 28572012, 30612870, 35715015, 42858018, 47620020, 61225740, 71430030, 85716036, 107145045, 142860060, 214290090, 428580180]

約数ペア:

[(1, 428580180), (2, 214290090), (3, 142860060), (4, 107145045), (5, 85716036), (6, 71430030), (7, 61225740), (9, 47620020), (10, 42858018), (12, 35715015), (14, 30612870), (15, 28572012), (18, 23810010), (20, 21429009), (21, 20408580), (27, 15873340), (28, 15306435), (30, 14286006), (35, 12245148), (36, 11905005), (42, 10204290), (45, 9524004), (54, 7936670), (60, 7143003), (63, 6802860), (70, 6122574), (84, 5102145), (90, 4762002), (105, 4081716), (108, 3968335), (126, 3401430), (135, 3174668), (140, 3061287), (180, 2381001), (189, 2267620), (210, 2040858), (252, 1700715), (270, 1587334), (315, 1360572), (378, 1133810), (420, 1020429), (540, 793667), (630, 680286), (756, 566905), (945, 453524), (1260, 340143), (1890, 226762), (3780, 113381)]