97990980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1999}}^1$

素因数の和:2073

約数の個数: 96

約数和(自身を含む): 295680000

約数和(自身を除く): 197689020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 43, 57, 60, 76, 86, 95, 114, 129, 172, 190, 215, 228, 258, 285, 380, 430, 516, 570, 645, 817, 860, 1140, 1290, 1634, 1999, 2451, 2580, 3268, 3998, 4085, 4902, 5997, 7996, 8170, 9804, 9995, 11994, 12255, 16340, 19990, 23988, 24510, 29985, 37981, 39980, 49020, 59970, 75962, 85957, 113943, 119940, 151924, 171914, 189905, 227886, 257871, 343828, 379810, 429785, 455772, 515742, 569715, 759620, 859570, 1031484, 1139430, 1289355, 1633183, 1719140, 2278860, 2578710, 3266366, 4899549, 5157420, 6532732, 8165915, 9799098, 16331830, 19598196, 24497745, 32663660, 48995490, 97990980]

約数ペア:

[(1, 97990980), (2, 48995490), (3, 32663660), (4, 24497745), (5, 19598196), (6, 16331830), (10, 9799098), (12, 8165915), (15, 6532732), (19, 5157420), (20, 4899549), (30, 3266366), (38, 2578710), (43, 2278860), (57, 1719140), (60, 1633183), (76, 1289355), (86, 1139430), (95, 1031484), (114, 859570), (129, 759620), (172, 569715), (190, 515742), (215, 455772), (228, 429785), (258, 379810), (285, 343828), (380, 257871), (430, 227886), (516, 189905), (570, 171914), (645, 151924), (817, 119940), (860, 113943), (1140, 85957), (1290, 75962), (1634, 59970), (1999, 49020), (2451, 39980), (2580, 37981), (3268, 29985), (3998, 24510), (4085, 23988), (4902, 19990), (5997, 16340), (7996, 12255), (8170, 11994), (9804, 9995)]