180781740

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{419}}^1$

素因数の和:501

約数の個数: 192

約数和(自身を含む): 609638400

約数和(自身を除く): 428856660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 30, 34, 36, 45, 47, 51, 54, 60, 68, 85, 90, 94, 102, 108, 135, 141, 153, 170, 180, 188, 204, 235, 255, 270, 282, 306, 340, 419, 423, 459, 470, 510, 540, 564, 612, 705, 765, 799, 838, 846, 918, 940, 1020, 1257, 1269, 1410, 1530, 1598, 1676, 1692, 1836, 2095, 2115, 2295, 2397, 2514, 2538, 2820, 3060, 3196, 3771, 3995, 4190, 4230, 4590, 4794, 5028, 5076, 6285, 6345, 7123, 7191, 7542, 7990, 8380, 8460, 9180, 9588, 11313, 11985, 12570, 12690, 14246, 14382, 15084, 15980, 18855, 19693, 21369, 21573, 22626, 23970, 25140, 25380, 28492, 28764, 35615, 35955, 37710, 39386, 42738, 43146, 45252, 47940, 56565, 59079, 64107, 71230, 71910, 75420, 78772, 85476, 86292, 98465, 106845, 107865, 113130, 118158, 128214, 142460, 143820, 177237, 192321, 196930, 213690, 215730, 226260, 236316, 256428, 295395, 320535, 334781, 354474, 384642, 393860, 427380, 431460, 531711, 590790, 641070, 669562, 708948, 769284, 886185, 961605, 1004343, 1063422, 1181580, 1282140, 1339124, 1673905, 1772370, 1923210, 2008686, 2126844, 2658555, 3013029, 3347810, 3544740, 3846420, 4017372, 5021715, 5317110, 6026058, 6695620, 9039087, 10043430, 10634220, 12052116, 15065145, 18078174, 20086860, 30130290, 36156348, 45195435, 60260580, 90390870, 180781740]

約数ペア:

[(1, 180781740), (2, 90390870), (3, 60260580), (4, 45195435), (5, 36156348), (6, 30130290), (9, 20086860), (10, 18078174), (12, 15065145), (15, 12052116), (17, 10634220), (18, 10043430), (20, 9039087), (27, 6695620), (30, 6026058), (34, 5317110), (36, 5021715), (45, 4017372), (47, 3846420), (51, 3544740), (54, 3347810), (60, 3013029), (68, 2658555), (85, 2126844), (90, 2008686), (94, 1923210), (102, 1772370), (108, 1673905), (135, 1339124), (141, 1282140), (153, 1181580), (170, 1063422), (180, 1004343), (188, 961605), (204, 886185), (235, 769284), (255, 708948), (270, 669562), (282, 641070), (306, 590790), (340, 531711), (419, 431460), (423, 427380), (459, 393860), (470, 384642), (510, 354474), (540, 334781), (564, 320535), (612, 295395), (705, 256428), (765, 236316), (799, 226260), (838, 215730), (846, 213690), (918, 196930), (940, 192321), (1020, 177237), (1257, 143820), (1269, 142460), (1410, 128214), (1530, 118158), (1598, 113130), (1676, 107865), (1692, 106845), (1836, 98465), (2095, 86292), (2115, 85476), (2295, 78772), (2397, 75420), (2514, 71910), (2538, 71230), (2820, 64107), (3060, 59079), (3196, 56565), (3771, 47940), (3995, 45252), (4190, 43146), (4230, 42738), (4590, 39386), (4794, 37710), (5028, 35955), (5076, 35615), (6285, 28764), (6345, 28492), (7123, 25380), (7191, 25140), (7542, 23970), (7990, 22626), (8380, 21573), (8460, 21369), (9180, 19693), (9588, 18855), (11313, 15980), (11985, 15084), (12570, 14382), (12690, 14246)]