211954992080

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{463}}^1\times {\mathrm{440179}}^1$

素因数の和:440668

約数の個数: 80

約数和(自身を含む): 531850126080

約数和(自身を除く): 319895134000

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 463, 520, 926, 1040, 1852, 2315, 3704, 4630, 6019, 7408, 9260, 12038, 18520, 24076, 30095, 37040, 48152, 60190, 96304, 120380, 240760, 440179, 481520, 880358, 1760716, 2200895, 3521432, 4401790, 5722327, 7042864, 8803580, 11444654, 17607160, 22889308, 28611635, 35214320, 45778616, 57223270, 91557232, 114446540, 203802877, 228893080, 407605754, 457786160, 815211508, 1019014385, 1630423016, 2038028770, 2649437401, 3260846032, 4076057540, 5298874802, 8152115080, 10597749604, 13247187005, 16304230160, 21195499208, 26494374010, 42390998416, 52988748020, 105977496040, 211954992080]

約数ペア:

[(1, 211954992080), (2, 105977496040), (4, 52988748020), (5, 42390998416), (8, 26494374010), (10, 21195499208), (13, 16304230160), (16, 13247187005), (20, 10597749604), (26, 8152115080), (40, 5298874802), (52, 4076057540), (65, 3260846032), (80, 2649437401), (104, 2038028770), (130, 1630423016), (208, 1019014385), (260, 815211508), (463, 457786160), (520, 407605754), (926, 228893080), (1040, 203802877), (1852, 114446540), (2315, 91557232), (3704, 57223270), (4630, 45778616), (6019, 35214320), (7408, 28611635), (9260, 22889308), (12038, 17607160), (18520, 11444654), (24076, 8803580), (30095, 7042864), (37040, 5722327), (48152, 4401790), (60190, 3521432), (96304, 2200895), (120380, 1760716), (240760, 880358), (440179, 481520)]