61382790

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{449}}^1$

素因数の和:507

約数の個数: 144

約数和(自身を含む): 192067200

約数和(自身を除く): 130684410

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 31, 35, 42, 45, 49, 62, 63, 70, 90, 93, 98, 105, 126, 147, 155, 186, 210, 217, 245, 279, 294, 310, 315, 434, 441, 449, 465, 490, 558, 630, 651, 735, 882, 898, 930, 1085, 1302, 1347, 1395, 1470, 1519, 1953, 2170, 2205, 2245, 2694, 2790, 3038, 3143, 3255, 3906, 4041, 4410, 4490, 4557, 6286, 6510, 6735, 7595, 8082, 9114, 9429, 9765, 13470, 13671, 13919, 15190, 15715, 18858, 19530, 20205, 22001, 22785, 27342, 27838, 28287, 31430, 40410, 41757, 44002, 45570, 47145, 56574, 66003, 68355, 69595, 83514, 94290, 97433, 110005, 125271, 132006, 136710, 139190, 141435, 194866, 198009, 208785, 220010, 250542, 282870, 292299, 330015, 396018, 417570, 487165, 584598, 626355, 660030, 682031, 876897, 974330, 990045, 1252710, 1364062, 1461495, 1753794, 1980090, 2046093, 2922990, 3410155, 4092186, 4384485, 6138279, 6820310, 8768970, 10230465, 12276558, 20460930, 30691395, 61382790]

約数ペア:

[(1, 61382790), (2, 30691395), (3, 20460930), (5, 12276558), (6, 10230465), (7, 8768970), (9, 6820310), (10, 6138279), (14, 4384485), (15, 4092186), (18, 3410155), (21, 2922990), (30, 2046093), (31, 1980090), (35, 1753794), (42, 1461495), (45, 1364062), (49, 1252710), (62, 990045), (63, 974330), (70, 876897), (90, 682031), (93, 660030), (98, 626355), (105, 584598), (126, 487165), (147, 417570), (155, 396018), (186, 330015), (210, 292299), (217, 282870), (245, 250542), (279, 220010), (294, 208785), (310, 198009), (315, 194866), (434, 141435), (441, 139190), (449, 136710), (465, 132006), (490, 125271), (558, 110005), (630, 97433), (651, 94290), (735, 83514), (882, 69595), (898, 68355), (930, 66003), (1085, 56574), (1302, 47145), (1347, 45570), (1395, 44002), (1470, 41757), (1519, 40410), (1953, 31430), (2170, 28287), (2205, 27838), (2245, 27342), (2694, 22785), (2790, 22001), (3038, 20205), (3143, 19530), (3255, 18858), (3906, 15715), (4041, 15190), (4410, 13919), (4490, 13671), (4557, 13470), (6286, 9765), (6510, 9429), (6735, 9114), (7595, 8082)]