154688004

素因数分解:

$2^2\times 3^2\times {\mathrm{79}}^1\times {\mathrm{109}}^1\times {\mathrm{499}}^1$

素因数の和:697

約数の個数: 72

約数和(自身を含む): 400400000

約数和(自身を除く): 245711996

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 79, 109, 158, 218, 237, 316, 327, 436, 474, 499, 654, 711, 948, 981, 998, 1308, 1422, 1497, 1962, 1996, 2844, 2994, 3924, 4491, 5988, 8611, 8982, 17222, 17964, 25833, 34444, 39421, 51666, 54391, 77499, 78842, 103332, 108782, 118263, 154998, 157684, 163173, 217564, 236526, 309996, 326346, 354789, 473052, 489519, 652692, 709578, 979038, 1419156, 1958076, 4296889, 8593778, 12890667, 17187556, 25781334, 38672001, 51562668, 77344002, 154688004]

約数ペア:

[(1, 154688004), (2, 77344002), (3, 51562668), (4, 38672001), (6, 25781334), (9, 17187556), (12, 12890667), (18, 8593778), (36, 4296889), (79, 1958076), (109, 1419156), (158, 979038), (218, 709578), (237, 652692), (316, 489519), (327, 473052), (436, 354789), (474, 326346), (499, 309996), (654, 236526), (711, 217564), (948, 163173), (981, 157684), (998, 154998), (1308, 118263), (1422, 108782), (1497, 103332), (1962, 78842), (1996, 77499), (2844, 54391), (2994, 51666), (3924, 39421), (4491, 34444), (5988, 25833), (8611, 17964), (8982, 17222)]