20175236460

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{6661}}^1$

素因数の和:6829

約数の個数: 192

約数和(自身を含む): 64466841600

約数和(自身を除く): 44291605140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 71, 79, 90, 108, 135, 142, 158, 180, 213, 237, 270, 284, 316, 355, 395, 426, 474, 540, 639, 710, 711, 790, 852, 948, 1065, 1185, 1278, 1420, 1422, 1580, 1917, 2130, 2133, 2370, 2556, 2844, 3195, 3555, 3834, 4260, 4266, 4740, 5609, 6390, 6661, 7110, 7668, 8532, 9585, 10665, 11218, 12780, 13322, 14220, 16827, 19170, 19983, 21330, 22436, 26644, 28045, 33305, 33654, 38340, 39966, 42660, 50481, 56090, 59949, 66610, 67308, 79932, 84135, 99915, 100962, 112180, 119898, 133220, 151443, 168270, 179847, 199830, 201924, 239796, 252405, 299745, 302886, 336540, 359694, 399660, 472931, 504810, 526219, 599490, 605772, 719388, 757215, 899235, 945862, 1009620, 1052438, 1198980, 1418793, 1514430, 1578657, 1798470, 1891724, 2104876, 2364655, 2631095, 2837586, 3028860, 3157314, 3596940, 4256379, 4729310, 4735971, 5262190, 5675172, 6314628, 7093965, 7893285, 8512758, 9458620, 9471942, 10524380, 12769137, 14187930, 14207913, 15786570, 17025516, 18943884, 21281895, 23679855, 25538274, 28375860, 28415826, 31573140, 37361549, 42563790, 47359710, 51076548, 56831652, 63845685, 71039565, 74723098, 85127580, 94719420, 112084647, 127691370, 142079130, 149446196, 186807745, 224169294, 255382740, 284158260, 336253941, 373615490, 448338588, 560423235, 672507882, 747230980, 1008761823, 1120846470, 1345015764, 1681269705, 2017523646, 2241692940, 3362539410, 4035047292, 5043809115, 6725078820, 10087618230, 20175236460]

約数ペア:

[(1, 20175236460), (2, 10087618230), (3, 6725078820), (4, 5043809115), (5, 4035047292), (6, 3362539410), (9, 2241692940), (10, 2017523646), (12, 1681269705), (15, 1345015764), (18, 1120846470), (20, 1008761823), (27, 747230980), (30, 672507882), (36, 560423235), (45, 448338588), (54, 373615490), (60, 336253941), (71, 284158260), (79, 255382740), (90, 224169294), (108, 186807745), (135, 149446196), (142, 142079130), (158, 127691370), (180, 112084647), (213, 94719420), (237, 85127580), (270, 74723098), (284, 71039565), (316, 63845685), (355, 56831652), (395, 51076548), (426, 47359710), (474, 42563790), (540, 37361549), (639, 31573140), (710, 28415826), (711, 28375860), (790, 25538274), (852, 23679855), (948, 21281895), (1065, 18943884), (1185, 17025516), (1278, 15786570), (1420, 14207913), (1422, 14187930), (1580, 12769137), (1917, 10524380), (2130, 9471942), (2133, 9458620), (2370, 8512758), (2556, 7893285), (2844, 7093965), (3195, 6314628), (3555, 5675172), (3834, 5262190), (4260, 4735971), (4266, 4729310), (4740, 4256379), (5609, 3596940), (6390, 3157314), (6661, 3028860), (7110, 2837586), (7668, 2631095), (8532, 2364655), (9585, 2104876), (10665, 1891724), (11218, 1798470), (12780, 1578657), (13322, 1514430), (14220, 1418793), (16827, 1198980), (19170, 1052438), (19983, 1009620), (21330, 945862), (22436, 899235), (26644, 757215), (28045, 719388), (33305, 605772), (33654, 599490), (38340, 526219), (39966, 504810), (42660, 472931), (50481, 399660), (56090, 359694), (59949, 336540), (66610, 302886), (67308, 299745), (79932, 252405), (84135, 239796), (99915, 201924), (100962, 199830), (112180, 179847), (119898, 168270), (133220, 151443)]