80662980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{409}}^1$

素因数の和:613

約数の個数: 96

約数和(自身を含む): 239702400

約数和(自身を除く): 159039420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 173, 190, 228, 285, 346, 380, 409, 519, 570, 692, 818, 865, 1038, 1140, 1227, 1636, 1730, 2045, 2076, 2454, 2595, 3287, 3460, 4090, 4908, 5190, 6135, 6574, 7771, 8180, 9861, 10380, 12270, 13148, 15542, 16435, 19722, 23313, 24540, 31084, 32870, 38855, 39444, 46626, 49305, 65740, 70757, 77710, 93252, 98610, 116565, 141514, 155420, 197220, 212271, 233130, 283028, 353785, 424542, 466260, 707570, 849084, 1061355, 1344383, 1415140, 2122710, 2688766, 4033149, 4245420, 5377532, 6721915, 8066298, 13443830, 16132596, 20165745, 26887660, 40331490, 80662980]

約数ペア:

[(1, 80662980), (2, 40331490), (3, 26887660), (4, 20165745), (5, 16132596), (6, 13443830), (10, 8066298), (12, 6721915), (15, 5377532), (19, 4245420), (20, 4033149), (30, 2688766), (38, 2122710), (57, 1415140), (60, 1344383), (76, 1061355), (95, 849084), (114, 707570), (173, 466260), (190, 424542), (228, 353785), (285, 283028), (346, 233130), (380, 212271), (409, 197220), (519, 155420), (570, 141514), (692, 116565), (818, 98610), (865, 93252), (1038, 77710), (1140, 70757), (1227, 65740), (1636, 49305), (1730, 46626), (2045, 39444), (2076, 38855), (2454, 32870), (2595, 31084), (3287, 24540), (3460, 23313), (4090, 19722), (4908, 16435), (5190, 15542), (6135, 13148), (6574, 12270), (7771, 10380), (8180, 9861)]