1279232760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43159}}^1$

素因数の和:43205

約数の個数: 128

約数和(自身を含む): 4350528000

約数和(自身を除く): 3071295240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 19, 20, 24, 26, 30, 38, 39, 40, 52, 57, 60, 65, 76, 78, 95, 104, 114, 120, 130, 152, 156, 190, 195, 228, 247, 260, 285, 312, 380, 390, 456, 494, 520, 570, 741, 760, 780, 988, 1140, 1235, 1482, 1560, 1976, 2280, 2470, 2964, 3705, 4940, 5928, 7410, 9880, 14820, 29640, 43159, 86318, 129477, 172636, 215795, 258954, 345272, 431590, 517908, 561067, 647385, 820021, 863180, 1035816, 1122134, 1294770, 1640042, 1683201, 1726360, 2244268, 2460063, 2589540, 2805335, 3280084, 3366402, 4100105, 4488536, 4920126, 5179080, 5610670, 6560168, 6732804, 8200210, 8416005, 9840252, 10660273, 11221340, 12300315, 13465608, 16400420, 16832010, 19680504, 21320546, 22442680, 24600630, 31980819, 32800840, 33664020, 42641092, 49201260, 53301365, 63961638, 67328040, 85282184, 98402520, 106602730, 127923276, 159904095, 213205460, 255846552, 319808190, 426410920, 639616380, 1279232760]

約数ペア:

[(1, 1279232760), (2, 639616380), (3, 426410920), (4, 319808190), (5, 255846552), (6, 213205460), (8, 159904095), (10, 127923276), (12, 106602730), (13, 98402520), (15, 85282184), (19, 67328040), (20, 63961638), (24, 53301365), (26, 49201260), (30, 42641092), (38, 33664020), (39, 32800840), (40, 31980819), (52, 24600630), (57, 22442680), (60, 21320546), (65, 19680504), (76, 16832010), (78, 16400420), (95, 13465608), (104, 12300315), (114, 11221340), (120, 10660273), (130, 9840252), (152, 8416005), (156, 8200210), (190, 6732804), (195, 6560168), (228, 5610670), (247, 5179080), (260, 4920126), (285, 4488536), (312, 4100105), (380, 3366402), (390, 3280084), (456, 2805335), (494, 2589540), (520, 2460063), (570, 2244268), (741, 1726360), (760, 1683201), (780, 1640042), (988, 1294770), (1140, 1122134), (1235, 1035816), (1482, 863180), (1560, 820021), (1976, 647385), (2280, 561067), (2470, 517908), (2964, 431590), (3705, 345272), (4940, 258954), (5928, 215795), (7410, 172636), (9880, 129477), (14820, 86318), (29640, 43159)]