128969940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{263}}^1\times {\mathrm{743}}^1$

素因数の和:1029

約数の個数: 96

約数和(自身を含む): 395974656

約数和(自身を除く): 267004716

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 263, 330, 526, 660, 743, 789, 1052, 1315, 1486, 1578, 2229, 2630, 2893, 2972, 3156, 3715, 3945, 4458, 5260, 5786, 7430, 7890, 8173, 8679, 8916, 11145, 11572, 14465, 14860, 15780, 16346, 17358, 22290, 24519, 28930, 32692, 34716, 40865, 43395, 44580, 49038, 57860, 81730, 86790, 98076, 122595, 163460, 173580, 195409, 245190, 390818, 490380, 586227, 781636, 977045, 1172454, 1954090, 2149499, 2344908, 2931135, 3908180, 4298998, 5862270, 6448497, 8597996, 10747495, 11724540, 12896994, 21494990, 25793988, 32242485, 42989980, 64484970, 128969940]

約数ペア:

[(1, 128969940), (2, 64484970), (3, 42989980), (4, 32242485), (5, 25793988), (6, 21494990), (10, 12896994), (11, 11724540), (12, 10747495), (15, 8597996), (20, 6448497), (22, 5862270), (30, 4298998), (33, 3908180), (44, 2931135), (55, 2344908), (60, 2149499), (66, 1954090), (110, 1172454), (132, 977045), (165, 781636), (220, 586227), (263, 490380), (330, 390818), (526, 245190), (660, 195409), (743, 173580), (789, 163460), (1052, 122595), (1315, 98076), (1486, 86790), (1578, 81730), (2229, 57860), (2630, 49038), (2893, 44580), (2972, 43395), (3156, 40865), (3715, 34716), (3945, 32692), (4458, 28930), (5260, 24519), (5786, 22290), (7430, 17358), (7890, 16346), (8173, 15780), (8679, 14860), (8916, 14465), (11145, 11572)]