319989070

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{103}}^1\times {\mathrm{197}}^1$

素因数の和:409

約数の個数: 64

約数和(自身を含む): 622702080

約数和(自身を除く): 302713010

約数列:

[1, 2, 5, 10, 19, 38, 83, 95, 103, 166, 190, 197, 206, 394, 415, 515, 830, 985, 1030, 1577, 1957, 1970, 3154, 3743, 3914, 7486, 7885, 8549, 9785, 15770, 16351, 17098, 18715, 19570, 20291, 32702, 37430, 40582, 42745, 81755, 85490, 101455, 162431, 163510, 202910, 310669, 324862, 385529, 621338, 771058, 812155, 1553345, 1624310, 1684153, 1927645, 3106690, 3368306, 3855290, 8420765, 16841530, 31998907, 63997814, 159994535, 319989070]

約数ペア:

[(1, 319989070), (2, 159994535), (5, 63997814), (10, 31998907), (19, 16841530), (38, 8420765), (83, 3855290), (95, 3368306), (103, 3106690), (166, 1927645), (190, 1684153), (197, 1624310), (206, 1553345), (394, 812155), (415, 771058), (515, 621338), (830, 385529), (985, 324862), (1030, 310669), (1577, 202910), (1957, 163510), (1970, 162431), (3154, 101455), (3743, 85490), (3914, 81755), (7486, 42745), (7885, 40582), (8549, 37430), (9785, 32702), (15770, 20291), (16351, 19570), (17098, 18715)]