72305640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2$

素因数の和:109

約数の個数: 288

約数和(自身を含む): 278834400

約数和(自身を除く): 206528760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 19, 20, 22, 24, 30, 31, 33, 36, 38, 40, 44, 45, 55, 57, 60, 62, 66, 72, 76, 88, 90, 93, 95, 99, 110, 114, 120, 124, 132, 152, 155, 165, 171, 180, 186, 190, 198, 209, 220, 228, 248, 264, 279, 285, 310, 330, 341, 342, 360, 372, 380, 396, 418, 440, 456, 465, 495, 558, 570, 589, 620, 627, 660, 682, 684, 744, 760, 792, 836, 855, 930, 961, 990, 1023, 1045, 1116, 1140, 1178, 1240, 1254, 1320, 1364, 1368, 1395, 1672, 1705, 1710, 1767, 1860, 1881, 1922, 1980, 2046, 2090, 2232, 2280, 2356, 2508, 2728, 2790, 2883, 2945, 3069, 3135, 3410, 3420, 3534, 3720, 3762, 3844, 3960, 4092, 4180, 4712, 4805, 5016, 5115, 5301, 5580, 5766, 5890, 6138, 6270, 6479, 6820, 6840, 7068, 7524, 7688, 8184, 8360, 8649, 8835, 9405, 9610, 10230, 10571, 10602, 11160, 11532, 11780, 12276, 12540, 12958, 13640, 14136, 14415, 15048, 15345, 17298, 17670, 18259, 18810, 19220, 19437, 20460, 21142, 21204, 23064, 23560, 24552, 25080, 25916, 26505, 28830, 30690, 31713, 32395, 34596, 35340, 36518, 37620, 38440, 38874, 40920, 42284, 42408, 43245, 51832, 52855, 53010, 54777, 57660, 58311, 61380, 63426, 64790, 69192, 70680, 73036, 75240, 77748, 84568, 86490, 91295, 95139, 97185, 105710, 106020, 109554, 115320, 116622, 122760, 126852, 129580, 146072, 155496, 158565, 164331, 172980, 182590, 190278, 194370, 200849, 211420, 212040, 219108, 233244, 253704, 259160, 273885, 291555, 317130, 328662, 345960, 365180, 380556, 388740, 401698, 422840, 438216, 466488, 475695, 547770, 583110, 602547, 634260, 657324, 730360, 761112, 777480, 803396, 821655, 951390, 1004245, 1095540, 1166220, 1205094, 1268520, 1314648, 1606792, 1643310, 1807641, 1902780, 2008490, 2191080, 2332440, 2410188, 3012735, 3286620, 3615282, 3805560, 4016980, 4820376, 6025470, 6573240, 7230564, 8033960, 9038205, 12050940, 14461128, 18076410, 24101880, 36152820, 72305640]

約数ペア:

[(1, 72305640), (2, 36152820), (3, 24101880), (4, 18076410), (5, 14461128), (6, 12050940), (8, 9038205), (9, 8033960), (10, 7230564), (11, 6573240), (12, 6025470), (15, 4820376), (18, 4016980), (19, 3805560), (20, 3615282), (22, 3286620), (24, 3012735), (30, 2410188), (31, 2332440), (33, 2191080), (36, 2008490), (38, 1902780), (40, 1807641), (44, 1643310), (45, 1606792), (55, 1314648), (57, 1268520), (60, 1205094), (62, 1166220), (66, 1095540), (72, 1004245), (76, 951390), (88, 821655), (90, 803396), (93, 777480), (95, 761112), (99, 730360), (110, 657324), (114, 634260), (120, 602547), (124, 583110), (132, 547770), (152, 475695), (155, 466488), (165, 438216), (171, 422840), (180, 401698), (186, 388740), (190, 380556), (198, 365180), (209, 345960), (220, 328662), (228, 317130), (248, 291555), (264, 273885), (279, 259160), (285, 253704), (310, 233244), (330, 219108), (341, 212040), (342, 211420), (360, 200849), (372, 194370), (380, 190278), (396, 182590), (418, 172980), (440, 164331), (456, 158565), (465, 155496), (495, 146072), (558, 129580), (570, 126852), (589, 122760), (620, 116622), (627, 115320), (660, 109554), (682, 106020), (684, 105710), (744, 97185), (760, 95139), (792, 91295), (836, 86490), (855, 84568), (930, 77748), (961, 75240), (990, 73036), (1023, 70680), (1045, 69192), (1116, 64790), (1140, 63426), (1178, 61380), (1240, 58311), (1254, 57660), (1320, 54777), (1364, 53010), (1368, 52855), (1395, 51832), (1672, 43245), (1705, 42408), (1710, 42284), (1767, 40920), (1860, 38874), (1881, 38440), (1922, 37620), (1980, 36518), (2046, 35340), (2090, 34596), (2232, 32395), (2280, 31713), (2356, 30690), (2508, 28830), (2728, 26505), (2790, 25916), (2883, 25080), (2945, 24552), (3069, 23560), (3135, 23064), (3410, 21204), (3420, 21142), (3534, 20460), (3720, 19437), (3762, 19220), (3844, 18810), (3960, 18259), (4092, 17670), (4180, 17298), (4712, 15345), (4805, 15048), (5016, 14415), (5115, 14136), (5301, 13640), (5580, 12958), (5766, 12540), (5890, 12276), (6138, 11780), (6270, 11532), (6479, 11160), (6820, 10602), (6840, 10571), (7068, 10230), (7524, 9610), (7688, 9405), (8184, 8835), (8360, 8649)]