74838320

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{457}}^1$

素因数の和:582

約数の個数: 80

約数和(自身を含む): 184006080

約数和(自身を除く): 109167760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 89, 92, 115, 178, 184, 230, 356, 368, 445, 457, 460, 712, 890, 914, 920, 1424, 1780, 1828, 1840, 2047, 2285, 3560, 3656, 4094, 4570, 7120, 7312, 8188, 9140, 10235, 10511, 16376, 18280, 20470, 21022, 32752, 36560, 40673, 40940, 42044, 52555, 81346, 81880, 84088, 105110, 162692, 163760, 168176, 203365, 210220, 325384, 406730, 420440, 650768, 813460, 840880, 935479, 1626920, 1870958, 3253840, 3741916, 4677395, 7483832, 9354790, 14967664, 18709580, 37419160, 74838320]

約数ペア:

[(1, 74838320), (2, 37419160), (4, 18709580), (5, 14967664), (8, 9354790), (10, 7483832), (16, 4677395), (20, 3741916), (23, 3253840), (40, 1870958), (46, 1626920), (80, 935479), (89, 840880), (92, 813460), (115, 650768), (178, 420440), (184, 406730), (230, 325384), (356, 210220), (368, 203365), (445, 168176), (457, 163760), (460, 162692), (712, 105110), (890, 84088), (914, 81880), (920, 81346), (1424, 52555), (1780, 42044), (1828, 40940), (1840, 40673), (2047, 36560), (2285, 32752), (3560, 21022), (3656, 20470), (4094, 18280), (4570, 16376), (7120, 10511), (7312, 10235), (8188, 9140)]