87152940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{263}}^2$

素因数の和:548

約数の個数: 108

約数和(自身を含む): 303283344

約数和(自身を除く): 216130404

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 263, 315, 420, 526, 630, 789, 1052, 1260, 1315, 1578, 1841, 2367, 2630, 3156, 3682, 3945, 4734, 5260, 5523, 7364, 7890, 9205, 9468, 11046, 11835, 15780, 16569, 18410, 22092, 23670, 27615, 33138, 36820, 47340, 55230, 66276, 69169, 82845, 110460, 138338, 165690, 207507, 276676, 331380, 345845, 415014, 484183, 622521, 691690, 830028, 968366, 1037535, 1245042, 1383380, 1452549, 1936732, 2075070, 2420915, 2490084, 2905098, 3112605, 4150140, 4357647, 4841830, 5810196, 6225210, 7262745, 8715294, 9683660, 12450420, 14525490, 17430588, 21788235, 29050980, 43576470, 87152940]

約数ペア:

[(1, 87152940), (2, 43576470), (3, 29050980), (4, 21788235), (5, 17430588), (6, 14525490), (7, 12450420), (9, 9683660), (10, 8715294), (12, 7262745), (14, 6225210), (15, 5810196), (18, 4841830), (20, 4357647), (21, 4150140), (28, 3112605), (30, 2905098), (35, 2490084), (36, 2420915), (42, 2075070), (45, 1936732), (60, 1452549), (63, 1383380), (70, 1245042), (84, 1037535), (90, 968366), (105, 830028), (126, 691690), (140, 622521), (180, 484183), (210, 415014), (252, 345845), (263, 331380), (315, 276676), (420, 207507), (526, 165690), (630, 138338), (789, 110460), (1052, 82845), (1260, 69169), (1315, 66276), (1578, 55230), (1841, 47340), (2367, 36820), (2630, 33138), (3156, 27615), (3682, 23670), (3945, 22092), (4734, 18410), (5260, 16569), (5523, 15780), (7364, 11835), (7890, 11046), (9205, 9468)]