128948760

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{39799}}^1$

素因数の和:39822

約数の個数: 80

約数和(自身を含む): 433422000

約数和(自身を除く): 304473240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 39799, 79598, 119397, 159196, 198995, 238794, 318392, 358191, 397990, 477588, 596985, 716382, 795980, 955176, 1074573, 1193970, 1432764, 1591960, 1790955, 2149146, 2387940, 2865528, 3223719, 3581910, 4298292, 4775880, 5372865, 6447438, 7163820, 8596584, 10745730, 12894876, 14327640, 16118595, 21491460, 25789752, 32237190, 42982920, 64474380, 128948760]

約数ペア:

[(1, 128948760), (2, 64474380), (3, 42982920), (4, 32237190), (5, 25789752), (6, 21491460), (8, 16118595), (9, 14327640), (10, 12894876), (12, 10745730), (15, 8596584), (18, 7163820), (20, 6447438), (24, 5372865), (27, 4775880), (30, 4298292), (36, 3581910), (40, 3223719), (45, 2865528), (54, 2387940), (60, 2149146), (72, 1790955), (81, 1591960), (90, 1432764), (108, 1193970), (120, 1074573), (135, 955176), (162, 795980), (180, 716382), (216, 596985), (270, 477588), (324, 397990), (360, 358191), (405, 318392), (540, 238794), (648, 198995), (810, 159196), (1080, 119397), (1620, 79598), (3240, 39799)]