66878460

素因数分解:

$2^2\times 3^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1$

素因数の和:180

約数の個数: 192

約数和(自身を含む): 231436800

約数和(自身を除く): 164558340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 30, 33, 36, 44, 45, 54, 55, 60, 66, 81, 90, 99, 108, 110, 132, 135, 139, 162, 165, 180, 198, 220, 243, 270, 278, 297, 324, 330, 396, 405, 417, 486, 495, 540, 556, 594, 660, 695, 729, 810, 834, 891, 972, 990, 1188, 1215, 1251, 1390, 1458, 1485, 1529, 1620, 1668, 1782, 1980, 2085, 2187, 2430, 2502, 2673, 2780, 2916, 2970, 3058, 3564, 3645, 3753, 4170, 4374, 4455, 4587, 4860, 5004, 5346, 5940, 6116, 6255, 7290, 7506, 7645, 8019, 8340, 8748, 8910, 9174, 10692, 10935, 11259, 12510, 13365, 13761, 14580, 15012, 15290, 16038, 17820, 18348, 18765, 21870, 22518, 22935, 24057, 25020, 26730, 27522, 30580, 32076, 33777, 37530, 40095, 41283, 43740, 45036, 45870, 48114, 53460, 55044, 56295, 67554, 68805, 75060, 80190, 82566, 91740, 96228, 101331, 112590, 120285, 123849, 135108, 137610, 160380, 165132, 168885, 202662, 206415, 225180, 240570, 247698, 275220, 303993, 337770, 371547, 405324, 412830, 481140, 495396, 506655, 607986, 619245, 675540, 743094, 825660, 1013310, 1114641, 1215972, 1238490, 1486188, 1519965, 1857735, 2026620, 2229282, 2476980, 3039930, 3343923, 3715470, 4458564, 5573205, 6079860, 6687846, 7430940, 11146410, 13375692, 16719615, 22292820, 33439230, 66878460]

約数ペア:

[(1, 66878460), (2, 33439230), (3, 22292820), (4, 16719615), (5, 13375692), (6, 11146410), (9, 7430940), (10, 6687846), (11, 6079860), (12, 5573205), (15, 4458564), (18, 3715470), (20, 3343923), (22, 3039930), (27, 2476980), (30, 2229282), (33, 2026620), (36, 1857735), (44, 1519965), (45, 1486188), (54, 1238490), (55, 1215972), (60, 1114641), (66, 1013310), (81, 825660), (90, 743094), (99, 675540), (108, 619245), (110, 607986), (132, 506655), (135, 495396), (139, 481140), (162, 412830), (165, 405324), (180, 371547), (198, 337770), (220, 303993), (243, 275220), (270, 247698), (278, 240570), (297, 225180), (324, 206415), (330, 202662), (396, 168885), (405, 165132), (417, 160380), (486, 137610), (495, 135108), (540, 123849), (556, 120285), (594, 112590), (660, 101331), (695, 96228), (729, 91740), (810, 82566), (834, 80190), (891, 75060), (972, 68805), (990, 67554), (1188, 56295), (1215, 55044), (1251, 53460), (1390, 48114), (1458, 45870), (1485, 45036), (1529, 43740), (1620, 41283), (1668, 40095), (1782, 37530), (1980, 33777), (2085, 32076), (2187, 30580), (2430, 27522), (2502, 26730), (2673, 25020), (2780, 24057), (2916, 22935), (2970, 22518), (3058, 21870), (3564, 18765), (3645, 18348), (3753, 17820), (4170, 16038), (4374, 15290), (4455, 15012), (4587, 14580), (4860, 13761), (5004, 13365), (5346, 12510), (5940, 11259), (6116, 10935), (6255, 10692), (7290, 9174), (7506, 8910), (7645, 8748), (8019, 8340)]