18618213960

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{191}}^1\times {\mathrm{2099}}^1$

素因数の和:2353

約数の個数: 256

約数和(自身を含む): 63866880000

約数和(自身を除く): 45248666040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 43, 45, 54, 60, 72, 86, 90, 108, 120, 129, 135, 172, 180, 191, 215, 216, 258, 270, 344, 360, 382, 387, 430, 516, 540, 573, 645, 764, 774, 860, 955, 1032, 1080, 1146, 1161, 1290, 1528, 1548, 1719, 1720, 1910, 1935, 2099, 2292, 2322, 2580, 2865, 3096, 3438, 3820, 3870, 4198, 4584, 4644, 5157, 5160, 5730, 5805, 6297, 6876, 7640, 7740, 8213, 8396, 8595, 9288, 10314, 10495, 11460, 11610, 12594, 13752, 15480, 16426, 16792, 17190, 18891, 20628, 20990, 22920, 23220, 24639, 25188, 25785, 31485, 32852, 34380, 37782, 41065, 41256, 41980, 46440, 49278, 50376, 51570, 56673, 62970, 65704, 68760, 73917, 75564, 82130, 83960, 90257, 94455, 98556, 103140, 113346, 123195, 125940, 147834, 151128, 164260, 180514, 188910, 197112, 206280, 221751, 226692, 246390, 251880, 270771, 283365, 295668, 328520, 361028, 369585, 377820, 400909, 443502, 451285, 453384, 492780, 541542, 566730, 591336, 722056, 739170, 755640, 801818, 812313, 887004, 902570, 985560, 1083084, 1108755, 1133460, 1202727, 1353855, 1478340, 1603636, 1624626, 1774008, 1805140, 2004545, 2166168, 2217510, 2266920, 2405454, 2436939, 2707710, 2956680, 3207272, 3249252, 3608181, 3610280, 4009090, 4061565, 4435020, 4810908, 4873878, 5415420, 6013635, 6498504, 7216362, 8018180, 8123130, 8870040, 9621816, 9747756, 10824543, 10830840, 12027270, 12184695, 14432724, 16036360, 16246260, 17239087, 18040905, 19495512, 21649086, 24054540, 24369390, 28865448, 32492520, 34478174, 36081810, 43298172, 48109080, 48738780, 51717261, 54122715, 68956348, 72163620, 86195435, 86596344, 97477560, 103434522, 108245430, 137912696, 144327240, 155151783, 172390870, 206869044, 216490860, 258586305, 310303566, 344781740, 413738088, 432981720, 465455349, 517172610, 620607132, 689563480, 775758915, 930910698, 1034345220, 1241214264, 1551517830, 1861821396, 2068690440, 2327276745, 3103035660, 3723642792, 4654553490, 6206071320, 9309106980, 18618213960]

約数ペア:

[(1, 18618213960), (2, 9309106980), (3, 6206071320), (4, 4654553490), (5, 3723642792), (6, 3103035660), (8, 2327276745), (9, 2068690440), (10, 1861821396), (12, 1551517830), (15, 1241214264), (18, 1034345220), (20, 930910698), (24, 775758915), (27, 689563480), (30, 620607132), (36, 517172610), (40, 465455349), (43, 432981720), (45, 413738088), (54, 344781740), (60, 310303566), (72, 258586305), (86, 216490860), (90, 206869044), (108, 172390870), (120, 155151783), (129, 144327240), (135, 137912696), (172, 108245430), (180, 103434522), (191, 97477560), (215, 86596344), (216, 86195435), (258, 72163620), (270, 68956348), (344, 54122715), (360, 51717261), (382, 48738780), (387, 48109080), (430, 43298172), (516, 36081810), (540, 34478174), (573, 32492520), (645, 28865448), (764, 24369390), (774, 24054540), (860, 21649086), (955, 19495512), (1032, 18040905), (1080, 17239087), (1146, 16246260), (1161, 16036360), (1290, 14432724), (1528, 12184695), (1548, 12027270), (1719, 10830840), (1720, 10824543), (1910, 9747756), (1935, 9621816), (2099, 8870040), (2292, 8123130), (2322, 8018180), (2580, 7216362), (2865, 6498504), (3096, 6013635), (3438, 5415420), (3820, 4873878), (3870, 4810908), (4198, 4435020), (4584, 4061565), (4644, 4009090), (5157, 3610280), (5160, 3608181), (5730, 3249252), (5805, 3207272), (6297, 2956680), (6876, 2707710), (7640, 2436939), (7740, 2405454), (8213, 2266920), (8396, 2217510), (8595, 2166168), (9288, 2004545), (10314, 1805140), (10495, 1774008), (11460, 1624626), (11610, 1603636), (12594, 1478340), (13752, 1353855), (15480, 1202727), (16426, 1133460), (16792, 1108755), (17190, 1083084), (18891, 985560), (20628, 902570), (20990, 887004), (22920, 812313), (23220, 801818), (24639, 755640), (25188, 739170), (25785, 722056), (31485, 591336), (32852, 566730), (34380, 541542), (37782, 492780), (41065, 453384), (41256, 451285), (41980, 443502), (46440, 400909), (49278, 377820), (50376, 369585), (51570, 361028), (56673, 328520), (62970, 295668), (65704, 283365), (68760, 270771), (73917, 251880), (75564, 246390), (82130, 226692), (83960, 221751), (90257, 206280), (94455, 197112), (98556, 188910), (103140, 180514), (113346, 164260), (123195, 151128), (125940, 147834)]