18662940

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1$

素因数の和:161

約数の個数: 192

約数和(自身を含む): 65318400

約数和(自身を除く): 46655460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 19, 20, 27, 30, 34, 36, 38, 45, 51, 54, 57, 60, 68, 76, 85, 90, 95, 102, 107, 108, 114, 135, 153, 170, 171, 180, 190, 204, 214, 228, 255, 270, 285, 306, 321, 323, 340, 342, 380, 428, 459, 510, 513, 535, 540, 570, 612, 642, 646, 684, 765, 855, 918, 963, 969, 1020, 1026, 1070, 1140, 1284, 1292, 1530, 1605, 1615, 1710, 1819, 1836, 1926, 1938, 2033, 2052, 2140, 2295, 2565, 2889, 2907, 3060, 3210, 3230, 3420, 3638, 3852, 3876, 4066, 4590, 4815, 4845, 5130, 5457, 5778, 5814, 6099, 6420, 6460, 7276, 8132, 8721, 9095, 9180, 9630, 9690, 10165, 10260, 10914, 11556, 11628, 12198, 14445, 14535, 16371, 17442, 18190, 18297, 19260, 19380, 20330, 21828, 24396, 27285, 28890, 29070, 30495, 32742, 34561, 34884, 36380, 36594, 40660, 43605, 49113, 54570, 54891, 57780, 58140, 60990, 65484, 69122, 73188, 81855, 87210, 91485, 98226, 103683, 109140, 109782, 121980, 138244, 163710, 172805, 174420, 182970, 196452, 207366, 219564, 245565, 274455, 311049, 327420, 345610, 365940, 414732, 491130, 518415, 548910, 622098, 691220, 933147, 982260, 1036830, 1097820, 1244196, 1555245, 1866294, 2073660, 3110490, 3732588, 4665735, 6220980, 9331470, 18662940]

約数ペア:

[(1, 18662940), (2, 9331470), (3, 6220980), (4, 4665735), (5, 3732588), (6, 3110490), (9, 2073660), (10, 1866294), (12, 1555245), (15, 1244196), (17, 1097820), (18, 1036830), (19, 982260), (20, 933147), (27, 691220), (30, 622098), (34, 548910), (36, 518415), (38, 491130), (45, 414732), (51, 365940), (54, 345610), (57, 327420), (60, 311049), (68, 274455), (76, 245565), (85, 219564), (90, 207366), (95, 196452), (102, 182970), (107, 174420), (108, 172805), (114, 163710), (135, 138244), (153, 121980), (170, 109782), (171, 109140), (180, 103683), (190, 98226), (204, 91485), (214, 87210), (228, 81855), (255, 73188), (270, 69122), (285, 65484), (306, 60990), (321, 58140), (323, 57780), (340, 54891), (342, 54570), (380, 49113), (428, 43605), (459, 40660), (510, 36594), (513, 36380), (535, 34884), (540, 34561), (570, 32742), (612, 30495), (642, 29070), (646, 28890), (684, 27285), (765, 24396), (855, 21828), (918, 20330), (963, 19380), (969, 19260), (1020, 18297), (1026, 18190), (1070, 17442), (1140, 16371), (1284, 14535), (1292, 14445), (1530, 12198), (1605, 11628), (1615, 11556), (1710, 10914), (1819, 10260), (1836, 10165), (1926, 9690), (1938, 9630), (2033, 9180), (2052, 9095), (2140, 8721), (2295, 8132), (2565, 7276), (2889, 6460), (2907, 6420), (3060, 6099), (3210, 5814), (3230, 5778), (3420, 5457), (3638, 5130), (3852, 4845), (3876, 4815), (4066, 4590)]