27401940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1$

素因数の和:182

約数の個数: 144

約数和(自身を含む): 88058880

約数和(自身を除く): 60656940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 41, 45, 47, 60, 79, 82, 90, 94, 123, 141, 158, 164, 180, 188, 205, 235, 237, 246, 282, 316, 369, 395, 410, 423, 470, 474, 492, 564, 615, 705, 711, 738, 790, 820, 846, 940, 948, 1185, 1230, 1410, 1422, 1476, 1580, 1692, 1845, 1927, 2115, 2370, 2460, 2820, 2844, 3239, 3555, 3690, 3713, 3854, 4230, 4740, 5781, 6478, 7110, 7380, 7426, 7708, 8460, 9635, 9717, 11139, 11562, 12956, 14220, 14852, 16195, 17343, 18565, 19270, 19434, 22278, 23124, 28905, 29151, 32390, 33417, 34686, 37130, 38540, 38868, 44556, 48585, 55695, 57810, 58302, 64780, 66834, 69372, 74260, 86715, 97170, 111390, 115620, 116604, 133668, 145755, 152233, 167085, 173430, 194340, 222780, 291510, 304466, 334170, 346860, 456699, 583020, 608932, 668340, 761165, 913398, 1370097, 1522330, 1826796, 2283495, 2740194, 3044660, 4566990, 5480388, 6850485, 9133980, 13700970, 27401940]

約数ペア:

[(1, 27401940), (2, 13700970), (3, 9133980), (4, 6850485), (5, 5480388), (6, 4566990), (9, 3044660), (10, 2740194), (12, 2283495), (15, 1826796), (18, 1522330), (20, 1370097), (30, 913398), (36, 761165), (41, 668340), (45, 608932), (47, 583020), (60, 456699), (79, 346860), (82, 334170), (90, 304466), (94, 291510), (123, 222780), (141, 194340), (158, 173430), (164, 167085), (180, 152233), (188, 145755), (205, 133668), (235, 116604), (237, 115620), (246, 111390), (282, 97170), (316, 86715), (369, 74260), (395, 69372), (410, 66834), (423, 64780), (470, 58302), (474, 57810), (492, 55695), (564, 48585), (615, 44556), (705, 38868), (711, 38540), (738, 37130), (790, 34686), (820, 33417), (846, 32390), (940, 29151), (948, 28905), (1185, 23124), (1230, 22278), (1410, 19434), (1422, 19270), (1476, 18565), (1580, 17343), (1692, 16195), (1845, 14852), (1927, 14220), (2115, 12956), (2370, 11562), (2460, 11139), (2820, 9717), (2844, 9635), (3239, 8460), (3555, 7708), (3690, 7426), (3713, 7380), (3854, 7110), (4230, 6478), (4740, 5781)]