138890196

素因数分解:

$2^2\times 3^2\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{647}}^1$

素因数の和:813

約数の個数: 72

約数和(自身を含む): 360884160

約数和(自身を除く): 221993964

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 67, 89, 134, 178, 201, 267, 268, 356, 402, 534, 603, 647, 801, 804, 1068, 1206, 1294, 1602, 1941, 2412, 2588, 3204, 3882, 5823, 5963, 7764, 11646, 11926, 17889, 23292, 23852, 35778, 43349, 53667, 57583, 71556, 86698, 107334, 115166, 130047, 172749, 173396, 214668, 230332, 260094, 345498, 390141, 518247, 520188, 690996, 780282, 1036494, 1560564, 2072988, 3858061, 7716122, 11574183, 15432244, 23148366, 34722549, 46296732, 69445098, 138890196]

約数ペア:

[(1, 138890196), (2, 69445098), (3, 46296732), (4, 34722549), (6, 23148366), (9, 15432244), (12, 11574183), (18, 7716122), (36, 3858061), (67, 2072988), (89, 1560564), (134, 1036494), (178, 780282), (201, 690996), (267, 520188), (268, 518247), (356, 390141), (402, 345498), (534, 260094), (603, 230332), (647, 214668), (801, 173396), (804, 172749), (1068, 130047), (1206, 115166), (1294, 107334), (1602, 86698), (1941, 71556), (2412, 57583), (2588, 53667), (3204, 43349), (3882, 35778), (5823, 23852), (5963, 23292), (7764, 17889), (11646, 11926)]