16400400

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{79}}^1\times {\mathrm{173}}^1$

素因数の和:273

約数の個数: 120

約数和(自身を含む): 53508480

約数和(自身を除く): 37108080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 48, 50, 60, 75, 79, 80, 100, 120, 150, 158, 173, 200, 237, 240, 300, 316, 346, 395, 400, 474, 519, 600, 632, 692, 790, 865, 948, 1038, 1185, 1200, 1264, 1384, 1580, 1730, 1896, 1975, 2076, 2370, 2595, 2768, 3160, 3460, 3792, 3950, 4152, 4325, 4740, 5190, 5925, 6320, 6920, 7900, 8304, 8650, 9480, 10380, 11850, 12975, 13667, 13840, 15800, 17300, 18960, 20760, 23700, 25950, 27334, 31600, 34600, 41001, 41520, 47400, 51900, 54668, 68335, 69200, 82002, 94800, 103800, 109336, 136670, 164004, 205005, 207600, 218672, 273340, 328008, 341675, 410010, 546680, 656016, 683350, 820020, 1025025, 1093360, 1366700, 1640040, 2050050, 2733400, 3280080, 4100100, 5466800, 8200200, 16400400]

約数ペア:

[(1, 16400400), (2, 8200200), (3, 5466800), (4, 4100100), (5, 3280080), (6, 2733400), (8, 2050050), (10, 1640040), (12, 1366700), (15, 1093360), (16, 1025025), (20, 820020), (24, 683350), (25, 656016), (30, 546680), (40, 410010), (48, 341675), (50, 328008), (60, 273340), (75, 218672), (79, 207600), (80, 205005), (100, 164004), (120, 136670), (150, 109336), (158, 103800), (173, 94800), (200, 82002), (237, 69200), (240, 68335), (300, 54668), (316, 51900), (346, 47400), (395, 41520), (400, 41001), (474, 34600), (519, 31600), (600, 27334), (632, 25950), (692, 23700), (790, 20760), (865, 18960), (948, 17300), (1038, 15800), (1185, 13840), (1200, 13667), (1264, 12975), (1384, 11850), (1580, 10380), (1730, 9480), (1896, 8650), (1975, 8304), (2076, 7900), (2370, 6920), (2595, 6320), (2768, 5925), (3160, 5190), (3460, 4740), (3792, 4325), (3950, 4152)]