20143457880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1087}}^1\times {\mathrm{1697}}^1$

素因数の和:2818

約数の個数: 256

約数和(自身を含む): 74488135680

約数和(自身を除く): 54344677800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 84, 91, 104, 105, 120, 130, 140, 156, 168, 182, 195, 210, 260, 273, 280, 312, 364, 390, 420, 455, 520, 546, 728, 780, 840, 910, 1087, 1092, 1365, 1560, 1697, 1820, 2174, 2184, 2730, 3261, 3394, 3640, 4348, 5091, 5435, 5460, 6522, 6788, 7609, 8485, 8696, 10182, 10870, 10920, 11879, 13044, 13576, 14131, 15218, 16305, 16970, 20364, 21740, 22061, 22827, 23758, 25455, 26088, 28262, 30436, 32610, 33940, 35637, 38045, 40728, 42393, 43480, 44122, 45654, 47516, 50910, 56524, 59395, 60872, 65220, 66183, 67880, 70655, 71274, 76090, 84786, 88244, 91308, 95032, 98917, 101820, 110305, 113048, 114135, 118790, 130440, 132366, 141310, 142548, 152180, 154427, 169572, 176488, 178185, 182616, 197834, 203640, 211965, 220610, 228270, 237580, 264732, 282620, 285096, 296751, 304360, 308854, 330915, 339144, 356370, 395668, 423930, 441220, 456540, 463281, 475160, 494585, 529464, 565240, 593502, 617708, 661830, 712740, 772135, 791336, 847860, 882440, 913080, 926562, 989170, 1187004, 1235416, 1323660, 1425480, 1483755, 1544270, 1695720, 1844639, 1853124, 1978340, 2316405, 2374008, 2647320, 2967510, 3088540, 3689278, 3706248, 3956680, 4632810, 5533917, 5935020, 6177080, 7378556, 9223195, 9265620, 11067834, 11870040, 12912473, 14757112, 18446390, 18531240, 22135668, 23980307, 25824946, 27669585, 36892780, 38737419, 44271336, 47960614, 51649892, 55339170, 64562365, 71940921, 73785560, 77474838, 95921228, 103299784, 110678340, 119901535, 129124730, 143881842, 154949676, 167862149, 191842456, 193687095, 221356680, 239803070, 258249460, 287763684, 309899352, 335724298, 359704605, 387374190, 479606140, 503586447, 516498920, 575527368, 671448596, 719409210, 774748380, 839310745, 959212280, 1007172894, 1342897192, 1438818420, 1549496760, 1678621490, 2014345788, 2517932235, 2877636840, 3357242980, 4028691576, 5035864470, 6714485960, 10071728940, 20143457880]

約数ペア:

[(1, 20143457880), (2, 10071728940), (3, 6714485960), (4, 5035864470), (5, 4028691576), (6, 3357242980), (7, 2877636840), (8, 2517932235), (10, 2014345788), (12, 1678621490), (13, 1549496760), (14, 1438818420), (15, 1342897192), (20, 1007172894), (21, 959212280), (24, 839310745), (26, 774748380), (28, 719409210), (30, 671448596), (35, 575527368), (39, 516498920), (40, 503586447), (42, 479606140), (52, 387374190), (56, 359704605), (60, 335724298), (65, 309899352), (70, 287763684), (78, 258249460), (84, 239803070), (91, 221356680), (104, 193687095), (105, 191842456), (120, 167862149), (130, 154949676), (140, 143881842), (156, 129124730), (168, 119901535), (182, 110678340), (195, 103299784), (210, 95921228), (260, 77474838), (273, 73785560), (280, 71940921), (312, 64562365), (364, 55339170), (390, 51649892), (420, 47960614), (455, 44271336), (520, 38737419), (546, 36892780), (728, 27669585), (780, 25824946), (840, 23980307), (910, 22135668), (1087, 18531240), (1092, 18446390), (1365, 14757112), (1560, 12912473), (1697, 11870040), (1820, 11067834), (2174, 9265620), (2184, 9223195), (2730, 7378556), (3261, 6177080), (3394, 5935020), (3640, 5533917), (4348, 4632810), (5091, 3956680), (5435, 3706248), (5460, 3689278), (6522, 3088540), (6788, 2967510), (7609, 2647320), (8485, 2374008), (8696, 2316405), (10182, 1978340), (10870, 1853124), (10920, 1844639), (11879, 1695720), (13044, 1544270), (13576, 1483755), (14131, 1425480), (15218, 1323660), (16305, 1235416), (16970, 1187004), (20364, 989170), (21740, 926562), (22061, 913080), (22827, 882440), (23758, 847860), (25455, 791336), (26088, 772135), (28262, 712740), (30436, 661830), (32610, 617708), (33940, 593502), (35637, 565240), (38045, 529464), (40728, 494585), (42393, 475160), (43480, 463281), (44122, 456540), (45654, 441220), (47516, 423930), (50910, 395668), (56524, 356370), (59395, 339144), (60872, 330915), (65220, 308854), (66183, 304360), (67880, 296751), (70655, 285096), (71274, 282620), (76090, 264732), (84786, 237580), (88244, 228270), (91308, 220610), (95032, 211965), (98917, 203640), (101820, 197834), (110305, 182616), (113048, 178185), (114135, 176488), (118790, 169572), (130440, 154427), (132366, 152180), (141310, 142548)]