1516560920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{379}}^1\times {\mathrm{461}}^1$

素因数の和:889

約数の個数: 128

約数和(自身を含む): 4044902400

約数和(自身を除く): 2528341480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 248, 280, 310, 379, 434, 461, 620, 758, 868, 922, 1085, 1240, 1516, 1736, 1844, 1895, 2170, 2305, 2653, 3032, 3227, 3688, 3790, 4340, 4610, 5306, 6454, 7580, 8680, 9220, 10612, 11749, 12908, 13265, 14291, 15160, 16135, 18440, 21224, 23498, 25816, 26530, 28582, 32270, 46996, 53060, 57164, 58745, 64540, 71455, 82243, 93992, 100037, 106120, 114328, 117490, 129080, 142910, 164486, 174719, 200074, 234980, 285820, 328972, 349438, 400148, 411215, 469960, 500185, 571640, 657944, 698876, 800296, 822430, 873595, 1000370, 1223033, 1397752, 1644860, 1747190, 2000740, 2446066, 3289720, 3494380, 4001480, 4892132, 5416289, 6115165, 6988760, 9784264, 10832578, 12230330, 21665156, 24460660, 27081445, 37914023, 43330312, 48921320, 54162890, 75828046, 108325780, 151656092, 189570115, 216651560, 303312184, 379140230, 758280460, 1516560920]

約数ペア:

[(1, 1516560920), (2, 758280460), (4, 379140230), (5, 303312184), (7, 216651560), (8, 189570115), (10, 151656092), (14, 108325780), (20, 75828046), (28, 54162890), (31, 48921320), (35, 43330312), (40, 37914023), (56, 27081445), (62, 24460660), (70, 21665156), (124, 12230330), (140, 10832578), (155, 9784264), (217, 6988760), (248, 6115165), (280, 5416289), (310, 4892132), (379, 4001480), (434, 3494380), (461, 3289720), (620, 2446066), (758, 2000740), (868, 1747190), (922, 1644860), (1085, 1397752), (1240, 1223033), (1516, 1000370), (1736, 873595), (1844, 822430), (1895, 800296), (2170, 698876), (2305, 657944), (2653, 571640), (3032, 500185), (3227, 469960), (3688, 411215), (3790, 400148), (4340, 349438), (4610, 328972), (5306, 285820), (6454, 234980), (7580, 200074), (8680, 174719), (9220, 164486), (10612, 142910), (11749, 129080), (12908, 117490), (13265, 114328), (14291, 106120), (15160, 100037), (16135, 93992), (18440, 82243), (21224, 71455), (23498, 64540), (25816, 58745), (26530, 57164), (28582, 53060), (32270, 46996)]