19589047740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{521}}^1\times {\mathrm{2347}}^1$

素因数の和:2972

約数の個数: 144

約数和(自身を含む): 60228735840

約数和(自身を除く): 40639688100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 89, 90, 178, 180, 267, 356, 445, 521, 534, 801, 890, 1042, 1068, 1335, 1563, 1602, 1780, 2084, 2347, 2605, 2670, 3126, 3204, 4005, 4689, 4694, 5210, 5340, 6252, 7041, 7815, 8010, 9378, 9388, 10420, 11735, 14082, 15630, 16020, 18756, 21123, 23445, 23470, 28164, 31260, 35205, 42246, 46369, 46890, 46940, 70410, 84492, 92738, 93780, 105615, 139107, 140820, 185476, 208883, 211230, 231845, 278214, 417321, 417766, 422460, 463690, 556428, 626649, 695535, 834642, 835532, 927380, 1044415, 1222787, 1253298, 1391070, 1669284, 1879947, 2086605, 2088830, 2445574, 2506596, 2782140, 3133245, 3668361, 3759894, 4173210, 4177660, 4891148, 6113935, 6266490, 7336722, 7519788, 8346420, 9399735, 11005083, 12227870, 12532980, 14673444, 18341805, 18799470, 22010166, 24455740, 36683610, 37598940, 44020332, 55025415, 73367220, 108828043, 110050830, 217656086, 220101660, 326484129, 435312172, 544140215, 652968258, 979452387, 1088280430, 1305936516, 1632420645, 1958904774, 2176560860, 3264841290, 3917809548, 4897261935, 6529682580, 9794523870, 19589047740]

約数ペア:

[(1, 19589047740), (2, 9794523870), (3, 6529682580), (4, 4897261935), (5, 3917809548), (6, 3264841290), (9, 2176560860), (10, 1958904774), (12, 1632420645), (15, 1305936516), (18, 1088280430), (20, 979452387), (30, 652968258), (36, 544140215), (45, 435312172), (60, 326484129), (89, 220101660), (90, 217656086), (178, 110050830), (180, 108828043), (267, 73367220), (356, 55025415), (445, 44020332), (521, 37598940), (534, 36683610), (801, 24455740), (890, 22010166), (1042, 18799470), (1068, 18341805), (1335, 14673444), (1563, 12532980), (1602, 12227870), (1780, 11005083), (2084, 9399735), (2347, 8346420), (2605, 7519788), (2670, 7336722), (3126, 6266490), (3204, 6113935), (4005, 4891148), (4689, 4177660), (4694, 4173210), (5210, 3759894), (5340, 3668361), (6252, 3133245), (7041, 2782140), (7815, 2506596), (8010, 2445574), (9378, 2088830), (9388, 2086605), (10420, 1879947), (11735, 1669284), (14082, 1391070), (15630, 1253298), (16020, 1222787), (18756, 1044415), (21123, 927380), (23445, 835532), (23470, 834642), (28164, 695535), (31260, 626649), (35205, 556428), (42246, 463690), (46369, 422460), (46890, 417766), (46940, 417321), (70410, 278214), (84492, 231845), (92738, 211230), (93780, 208883), (105615, 185476), (139107, 140820)]