18983760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{953}}^1$

素因数の和:1052

約数の個数: 80

約数和(自身を含む): 59621184

約数和(自身を除く): 40637424

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 83, 120, 166, 240, 249, 332, 415, 498, 664, 830, 953, 996, 1245, 1328, 1660, 1906, 1992, 2490, 2859, 3320, 3812, 3984, 4765, 4980, 5718, 6640, 7624, 9530, 9960, 11436, 14295, 15248, 19060, 19920, 22872, 28590, 38120, 45744, 57180, 76240, 79099, 114360, 158198, 228720, 237297, 316396, 395495, 474594, 632792, 790990, 949188, 1186485, 1265584, 1581980, 1898376, 2372970, 3163960, 3796752, 4745940, 6327920, 9491880, 18983760]

約数ペア:

[(1, 18983760), (2, 9491880), (3, 6327920), (4, 4745940), (5, 3796752), (6, 3163960), (8, 2372970), (10, 1898376), (12, 1581980), (15, 1265584), (16, 1186485), (20, 949188), (24, 790990), (30, 632792), (40, 474594), (48, 395495), (60, 316396), (80, 237297), (83, 228720), (120, 158198), (166, 114360), (240, 79099), (249, 76240), (332, 57180), (415, 45744), (498, 38120), (664, 28590), (830, 22872), (953, 19920), (996, 19060), (1245, 15248), (1328, 14295), (1660, 11436), (1906, 9960), (1992, 9530), (2490, 7624), (2859, 6640), (3320, 5718), (3812, 4980), (3984, 4765)]