263086920

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{12821}}^1$

素因数の和:12860

約数の個数: 128

約数和(自身を含む): 923184000

約数和(自身を除く): 660097080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 54, 57, 60, 72, 76, 90, 95, 108, 114, 120, 135, 152, 171, 180, 190, 216, 228, 270, 285, 342, 360, 380, 456, 513, 540, 570, 684, 760, 855, 1026, 1080, 1140, 1368, 1710, 2052, 2280, 2565, 3420, 4104, 5130, 6840, 10260, 12821, 20520, 25642, 38463, 51284, 64105, 76926, 102568, 115389, 128210, 153852, 192315, 230778, 243599, 256420, 307704, 346167, 384630, 461556, 487198, 512840, 576945, 692334, 730797, 769260, 923112, 974396, 1153890, 1217995, 1384668, 1461594, 1538520, 1730835, 1948792, 2192391, 2307780, 2435990, 2769336, 2923188, 3461670, 3653985, 4384782, 4615560, 4871980, 5846376, 6577173, 6923340, 7307970, 8769564, 9743960, 10961955, 13154346, 13846680, 14615940, 17539128, 21923910, 26308692, 29231880, 32885865, 43847820, 52617384, 65771730, 87695640, 131543460, 263086920]

約数ペア:

[(1, 263086920), (2, 131543460), (3, 87695640), (4, 65771730), (5, 52617384), (6, 43847820), (8, 32885865), (9, 29231880), (10, 26308692), (12, 21923910), (15, 17539128), (18, 14615940), (19, 13846680), (20, 13154346), (24, 10961955), (27, 9743960), (30, 8769564), (36, 7307970), (38, 6923340), (40, 6577173), (45, 5846376), (54, 4871980), (57, 4615560), (60, 4384782), (72, 3653985), (76, 3461670), (90, 2923188), (95, 2769336), (108, 2435990), (114, 2307780), (120, 2192391), (135, 1948792), (152, 1730835), (171, 1538520), (180, 1461594), (190, 1384668), (216, 1217995), (228, 1153890), (270, 974396), (285, 923112), (342, 769260), (360, 730797), (380, 692334), (456, 576945), (513, 512840), (540, 487198), (570, 461556), (684, 384630), (760, 346167), (855, 307704), (1026, 256420), (1080, 243599), (1140, 230778), (1368, 192315), (1710, 153852), (2052, 128210), (2280, 115389), (2565, 102568), (3420, 76926), (4104, 64105), (5130, 51284), (6840, 38463), (10260, 25642), (12821, 20520)]