27890460

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1$

素因数の和:197

約数の個数: 192

約数和(自身を含む): 97372800

約数和(自身を除く): 69482340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 29, 30, 36, 39, 45, 52, 54, 58, 60, 65, 78, 87, 90, 108, 116, 117, 130, 135, 137, 145, 156, 174, 180, 195, 234, 260, 261, 270, 274, 290, 348, 351, 377, 390, 411, 435, 468, 522, 540, 548, 580, 585, 685, 702, 754, 780, 783, 822, 870, 1044, 1131, 1170, 1233, 1305, 1370, 1404, 1508, 1566, 1644, 1740, 1755, 1781, 1885, 2055, 2262, 2340, 2466, 2610, 2740, 3132, 3393, 3510, 3562, 3699, 3770, 3915, 3973, 4110, 4524, 4932, 5220, 5343, 5655, 6165, 6786, 7020, 7124, 7398, 7540, 7830, 7946, 8220, 8905, 10179, 10686, 11310, 11919, 12330, 13572, 14796, 15660, 15892, 16029, 16965, 17810, 18495, 19865, 20358, 21372, 22620, 23838, 24660, 26715, 32058, 33930, 35620, 35757, 36990, 39730, 40716, 47676, 48087, 50895, 51649, 53430, 59595, 64116, 67860, 71514, 73980, 79460, 80145, 96174, 101790, 103298, 106860, 107271, 119190, 143028, 154947, 160290, 178785, 192348, 203580, 206596, 214542, 238380, 240435, 258245, 309894, 320580, 357570, 429084, 464841, 480870, 516490, 536355, 619788, 715140, 774735, 929682, 961740, 1032980, 1072710, 1394523, 1549470, 1859364, 2145420, 2324205, 2789046, 3098940, 4648410, 5578092, 6972615, 9296820, 13945230, 27890460]

約数ペア:

[(1, 27890460), (2, 13945230), (3, 9296820), (4, 6972615), (5, 5578092), (6, 4648410), (9, 3098940), (10, 2789046), (12, 2324205), (13, 2145420), (15, 1859364), (18, 1549470), (20, 1394523), (26, 1072710), (27, 1032980), (29, 961740), (30, 929682), (36, 774735), (39, 715140), (45, 619788), (52, 536355), (54, 516490), (58, 480870), (60, 464841), (65, 429084), (78, 357570), (87, 320580), (90, 309894), (108, 258245), (116, 240435), (117, 238380), (130, 214542), (135, 206596), (137, 203580), (145, 192348), (156, 178785), (174, 160290), (180, 154947), (195, 143028), (234, 119190), (260, 107271), (261, 106860), (270, 103298), (274, 101790), (290, 96174), (348, 80145), (351, 79460), (377, 73980), (390, 71514), (411, 67860), (435, 64116), (468, 59595), (522, 53430), (540, 51649), (548, 50895), (580, 48087), (585, 47676), (685, 40716), (702, 39730), (754, 36990), (780, 35757), (783, 35620), (822, 33930), (870, 32058), (1044, 26715), (1131, 24660), (1170, 23838), (1233, 22620), (1305, 21372), (1370, 20358), (1404, 19865), (1508, 18495), (1566, 17810), (1644, 16965), (1740, 16029), (1755, 15892), (1781, 15660), (1885, 14796), (2055, 13572), (2262, 12330), (2340, 11919), (2466, 11310), (2610, 10686), (2740, 10179), (3132, 8905), (3393, 8220), (3510, 7946), (3562, 7830), (3699, 7540), (3770, 7398), (3915, 7124), (3973, 7020), (4110, 6786), (4524, 6165), (4932, 5655), (5220, 5343)]