1680702900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{257}}^1\times {\mathrm{21799}}^1$

素因数の和:22073

約数の個数: 72

約数和(自身を含む): 4881979200

約数和(自身を除く): 3201276300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 257, 300, 514, 771, 1028, 1285, 1542, 2570, 3084, 3855, 5140, 6425, 7710, 12850, 15420, 19275, 21799, 25700, 38550, 43598, 65397, 77100, 87196, 108995, 130794, 217990, 261588, 326985, 435980, 544975, 653970, 1089950, 1307940, 1634925, 2179900, 3269850, 5602343, 6539700, 11204686, 16807029, 22409372, 28011715, 33614058, 56023430, 67228116, 84035145, 112046860, 140058575, 168070290, 280117150, 336140580, 420175725, 560234300, 840351450, 1680702900]

約数ペア:

[(1, 1680702900), (2, 840351450), (3, 560234300), (4, 420175725), (5, 336140580), (6, 280117150), (10, 168070290), (12, 140058575), (15, 112046860), (20, 84035145), (25, 67228116), (30, 56023430), (50, 33614058), (60, 28011715), (75, 22409372), (100, 16807029), (150, 11204686), (257, 6539700), (300, 5602343), (514, 3269850), (771, 2179900), (1028, 1634925), (1285, 1307940), (1542, 1089950), (2570, 653970), (3084, 544975), (3855, 435980), (5140, 326985), (6425, 261588), (7710, 217990), (12850, 130794), (15420, 108995), (19275, 87196), (21799, 77100), (25700, 65397), (38550, 43598)]