123155228

素因数分解:

$2^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{461}}^1$

素因数の和:555

約数の個数: 72

約数和(自身を含む): 265446720

約数和(自身を除く): 142291492

約数列:

[1, 2, 4, 7, 14, 28, 29, 47, 49, 58, 94, 98, 116, 188, 196, 203, 329, 406, 461, 658, 812, 922, 1316, 1363, 1421, 1844, 2303, 2726, 2842, 3227, 4606, 5452, 5684, 6454, 9212, 9541, 12908, 13369, 19082, 21667, 22589, 26738, 38164, 43334, 45178, 53476, 66787, 86668, 90356, 93583, 133574, 151669, 187166, 267148, 303338, 374332, 606676, 628343, 655081, 1061683, 1256686, 1310162, 2123366, 2513372, 2620324, 4246732, 4398401, 8796802, 17593604, 30788807, 61577614, 123155228]

約数ペア:

[(1, 123155228), (2, 61577614), (4, 30788807), (7, 17593604), (14, 8796802), (28, 4398401), (29, 4246732), (47, 2620324), (49, 2513372), (58, 2123366), (94, 1310162), (98, 1256686), (116, 1061683), (188, 655081), (196, 628343), (203, 606676), (329, 374332), (406, 303338), (461, 267148), (658, 187166), (812, 151669), (922, 133574), (1316, 93583), (1363, 90356), (1421, 86668), (1844, 66787), (2303, 53476), (2726, 45178), (2842, 43334), (3227, 38164), (4606, 26738), (5452, 22589), (5684, 21667), (6454, 19082), (9212, 13369), (9541, 12908)]