19709577720

素因数分解:

$2^3\times 3^4\times 5^1\times 7^2\times {\mathrm{124147}}^1$

素因数の和:124184

約数の個数: 240

約数和(自身を含む): 77062388040

約数和(自身を除く): 57352810320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 49, 54, 56, 60, 63, 70, 72, 81, 84, 90, 98, 105, 108, 120, 126, 135, 140, 147, 162, 168, 180, 189, 196, 210, 216, 245, 252, 270, 280, 294, 315, 324, 360, 378, 392, 405, 420, 441, 490, 504, 540, 567, 588, 630, 648, 735, 756, 810, 840, 882, 945, 980, 1080, 1134, 1176, 1260, 1323, 1470, 1512, 1620, 1764, 1890, 1960, 2205, 2268, 2520, 2646, 2835, 2940, 3240, 3528, 3780, 3969, 4410, 4536, 5292, 5670, 5880, 6615, 7560, 7938, 8820, 10584, 11340, 13230, 15876, 17640, 19845, 22680, 26460, 31752, 39690, 52920, 79380, 124147, 158760, 248294, 372441, 496588, 620735, 744882, 869029, 993176, 1117323, 1241470, 1489764, 1738058, 1862205, 2234646, 2482940, 2607087, 2979528, 3351969, 3476116, 3724410, 4345145, 4469292, 4965880, 5214174, 5586615, 6083203, 6703938, 6952232, 7448820, 7821261, 8690290, 8938584, 10055907, 10428348, 11173230, 12166406, 13035435, 13407876, 14897640, 15642522, 16759845, 17380580, 18249609, 20111814, 20856696, 22346460, 23463783, 24332812, 26070870, 26815752, 30416015, 31285044, 33519690, 34761160, 36499218, 39106305, 40223628, 44692920, 46927566, 48665624, 50279535, 52141740, 54748827, 60832030, 62570088, 67039380, 70391349, 72998436, 78212610, 80447256, 91248045, 93855132, 100559070, 104283480, 109497654, 117318915, 121664060, 134078760, 140782698, 145996872, 156425220, 164246481, 182496090, 187710264, 201118140, 218995308, 234637830, 243328120, 273744135, 281565396, 312850440, 328492962, 351956745, 364992180, 402236280, 437990616, 469275660, 492739443, 547488270, 563130792, 656985924, 703913490, 729984360, 821232405, 938551320, 985478886, 1094976540, 1313971848, 1407826980, 1642464810, 1970957772, 2189953080, 2463697215, 2815653960, 3284929620, 3941915544, 4927394430, 6569859240, 9854788860, 19709577720]

約数ペア:

[(1, 19709577720), (2, 9854788860), (3, 6569859240), (4, 4927394430), (5, 3941915544), (6, 3284929620), (7, 2815653960), (8, 2463697215), (9, 2189953080), (10, 1970957772), (12, 1642464810), (14, 1407826980), (15, 1313971848), (18, 1094976540), (20, 985478886), (21, 938551320), (24, 821232405), (27, 729984360), (28, 703913490), (30, 656985924), (35, 563130792), (36, 547488270), (40, 492739443), (42, 469275660), (45, 437990616), (49, 402236280), (54, 364992180), (56, 351956745), (60, 328492962), (63, 312850440), (70, 281565396), (72, 273744135), (81, 243328120), (84, 234637830), (90, 218995308), (98, 201118140), (105, 187710264), (108, 182496090), (120, 164246481), (126, 156425220), (135, 145996872), (140, 140782698), (147, 134078760), (162, 121664060), (168, 117318915), (180, 109497654), (189, 104283480), (196, 100559070), (210, 93855132), (216, 91248045), (245, 80447256), (252, 78212610), (270, 72998436), (280, 70391349), (294, 67039380), (315, 62570088), (324, 60832030), (360, 54748827), (378, 52141740), (392, 50279535), (405, 48665624), (420, 46927566), (441, 44692920), (490, 40223628), (504, 39106305), (540, 36499218), (567, 34761160), (588, 33519690), (630, 31285044), (648, 30416015), (735, 26815752), (756, 26070870), (810, 24332812), (840, 23463783), (882, 22346460), (945, 20856696), (980, 20111814), (1080, 18249609), (1134, 17380580), (1176, 16759845), (1260, 15642522), (1323, 14897640), (1470, 13407876), (1512, 13035435), (1620, 12166406), (1764, 11173230), (1890, 10428348), (1960, 10055907), (2205, 8938584), (2268, 8690290), (2520, 7821261), (2646, 7448820), (2835, 6952232), (2940, 6703938), (3240, 6083203), (3528, 5586615), (3780, 5214174), (3969, 4965880), (4410, 4469292), (4536, 4345145), (5292, 3724410), (5670, 3476116), (5880, 3351969), (6615, 2979528), (7560, 2607087), (7938, 2482940), (8820, 2234646), (10584, 1862205), (11340, 1738058), (13230, 1489764), (15876, 1241470), (17640, 1117323), (19845, 993176), (22680, 869029), (26460, 744882), (31752, 620735), (39690, 496588), (52920, 372441), (79380, 248294), (124147, 158760)]