66515580

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2161}}^1$

素因数の和:2201

約数の個数: 120

約数和(自身を含む): 219745680

約数和(自身を除く): 153230100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 54, 57, 60, 76, 81, 90, 95, 108, 114, 135, 162, 171, 180, 190, 228, 270, 285, 324, 342, 380, 405, 513, 540, 570, 684, 810, 855, 1026, 1140, 1539, 1620, 1710, 2052, 2161, 2565, 3078, 3420, 4322, 5130, 6156, 6483, 7695, 8644, 10260, 10805, 12966, 15390, 19449, 21610, 25932, 30780, 32415, 38898, 41059, 43220, 58347, 64830, 77796, 82118, 97245, 116694, 123177, 129660, 164236, 175041, 194490, 205295, 233388, 246354, 291735, 350082, 369531, 388980, 410590, 492708, 583470, 615885, 700164, 739062, 821180, 875205, 1108593, 1166940, 1231770, 1478124, 1750410, 1847655, 2217186, 2463540, 3325779, 3500820, 3695310, 4434372, 5542965, 6651558, 7390620, 11085930, 13303116, 16628895, 22171860, 33257790, 66515580]

約数ペア:

[(1, 66515580), (2, 33257790), (3, 22171860), (4, 16628895), (5, 13303116), (6, 11085930), (9, 7390620), (10, 6651558), (12, 5542965), (15, 4434372), (18, 3695310), (19, 3500820), (20, 3325779), (27, 2463540), (30, 2217186), (36, 1847655), (38, 1750410), (45, 1478124), (54, 1231770), (57, 1166940), (60, 1108593), (76, 875205), (81, 821180), (90, 739062), (95, 700164), (108, 615885), (114, 583470), (135, 492708), (162, 410590), (171, 388980), (180, 369531), (190, 350082), (228, 291735), (270, 246354), (285, 233388), (324, 205295), (342, 194490), (380, 175041), (405, 164236), (513, 129660), (540, 123177), (570, 116694), (684, 97245), (810, 82118), (855, 77796), (1026, 64830), (1140, 58347), (1539, 43220), (1620, 41059), (1710, 38898), (2052, 32415), (2161, 30780), (2565, 25932), (3078, 21610), (3420, 19449), (4322, 15390), (5130, 12966), (6156, 10805), (6483, 10260), (7695, 8644)]