28219680

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{19597}}^1$

素因数の和:19618

約数の個数: 72

約数和(自身を含む): 96304572

約数和(自身を除く): 68084892

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 19597, 39194, 58791, 78388, 97985, 117582, 156776, 176373, 195970, 235164, 293955, 313552, 352746, 391940, 470328, 587910, 627104, 705492, 783880, 881865, 940656, 1175820, 1410984, 1567760, 1763730, 1881312, 2351640, 2821968, 3135520, 3527460, 4703280, 5643936, 7054920, 9406560, 14109840, 28219680]

約数ペア:

[(1, 28219680), (2, 14109840), (3, 9406560), (4, 7054920), (5, 5643936), (6, 4703280), (8, 3527460), (9, 3135520), (10, 2821968), (12, 2351640), (15, 1881312), (16, 1763730), (18, 1567760), (20, 1410984), (24, 1175820), (30, 940656), (32, 881865), (36, 783880), (40, 705492), (45, 627104), (48, 587910), (60, 470328), (72, 391940), (80, 352746), (90, 313552), (96, 293955), (120, 235164), (144, 195970), (160, 176373), (180, 156776), (240, 117582), (288, 97985), (360, 78388), (480, 58791), (720, 39194), (1440, 19597)]