12181140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1$

素因数の和:142

約数の個数: 144

約数和(自身を含む): 39836160

約数和(自身を除く): 27655020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 37, 45, 59, 60, 62, 74, 90, 93, 111, 118, 124, 148, 155, 177, 180, 185, 186, 222, 236, 279, 295, 310, 333, 354, 370, 372, 444, 465, 531, 555, 558, 590, 620, 666, 708, 740, 885, 930, 1062, 1110, 1116, 1147, 1180, 1332, 1395, 1665, 1770, 1829, 1860, 2124, 2183, 2220, 2294, 2655, 2790, 3330, 3441, 3540, 3658, 4366, 4588, 5310, 5487, 5580, 5735, 6549, 6660, 6882, 7316, 8732, 9145, 10323, 10620, 10915, 10974, 11470, 13098, 13764, 16461, 17205, 18290, 19647, 20646, 21830, 21948, 22940, 26196, 27435, 32745, 32922, 34410, 36580, 39294, 41292, 43660, 51615, 54870, 65490, 65844, 67673, 68820, 78588, 82305, 98235, 103230, 109740, 130980, 135346, 164610, 196470, 203019, 206460, 270692, 329220, 338365, 392940, 406038, 609057, 676730, 812076, 1015095, 1218114, 1353460, 2030190, 2436228, 3045285, 4060380, 6090570, 12181140]

約数ペア:

[(1, 12181140), (2, 6090570), (3, 4060380), (4, 3045285), (5, 2436228), (6, 2030190), (9, 1353460), (10, 1218114), (12, 1015095), (15, 812076), (18, 676730), (20, 609057), (30, 406038), (31, 392940), (36, 338365), (37, 329220), (45, 270692), (59, 206460), (60, 203019), (62, 196470), (74, 164610), (90, 135346), (93, 130980), (111, 109740), (118, 103230), (124, 98235), (148, 82305), (155, 78588), (177, 68820), (180, 67673), (185, 65844), (186, 65490), (222, 54870), (236, 51615), (279, 43660), (295, 41292), (310, 39294), (333, 36580), (354, 34410), (370, 32922), (372, 32745), (444, 27435), (465, 26196), (531, 22940), (555, 21948), (558, 21830), (590, 20646), (620, 19647), (666, 18290), (708, 17205), (740, 16461), (885, 13764), (930, 13098), (1062, 11470), (1110, 10974), (1116, 10915), (1147, 10620), (1180, 10323), (1332, 9145), (1395, 8732), (1665, 7316), (1770, 6882), (1829, 6660), (1860, 6549), (2124, 5735), (2183, 5580), (2220, 5487), (2294, 5310), (2655, 4588), (2790, 4366), (3330, 3658), (3441, 3540)]