19887307440

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{82781}}^1$

素因数の和:82828

約数の個数: 320

約数和(自身を含む): 82776701952

約数和(自身を除く): 62889394512

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 13, 14, 15, 16, 20, 21, 22, 24, 26, 28, 30, 33, 35, 39, 40, 42, 44, 48, 52, 55, 56, 60, 65, 66, 70, 77, 78, 80, 84, 88, 91, 104, 105, 110, 112, 120, 130, 132, 140, 143, 154, 156, 165, 168, 176, 182, 195, 208, 210, 220, 231, 240, 260, 264, 273, 280, 286, 308, 312, 330, 336, 364, 385, 390, 420, 429, 440, 455, 462, 520, 528, 546, 560, 572, 616, 624, 660, 715, 728, 770, 780, 840, 858, 880, 910, 924, 1001, 1040, 1092, 1144, 1155, 1232, 1320, 1365, 1430, 1456, 1540, 1560, 1680, 1716, 1820, 1848, 2002, 2145, 2184, 2288, 2310, 2640, 2730, 2860, 3003, 3080, 3120, 3432, 3640, 3696, 4004, 4290, 4368, 4620, 5005, 5460, 5720, 6006, 6160, 6864, 7280, 8008, 8580, 9240, 10010, 10920, 11440, 12012, 15015, 16016, 17160, 18480, 20020, 21840, 24024, 30030, 34320, 40040, 48048, 60060, 80080, 82781, 120120, 165562, 240240, 248343, 331124, 413905, 496686, 579467, 662248, 827810, 910591, 993372, 1076153, 1158934, 1241715, 1324496, 1655620, 1738401, 1821182, 1986744, 2152306, 2317868, 2483430, 2731773, 2897335, 3228459, 3311240, 3476802, 3642364, 3973488, 4304612, 4552955, 4635736, 4966860, 5380765, 5463546, 5794670, 6374137, 6456918, 6622480, 6953604, 7284728, 7533071, 8609224, 8692005, 9105910, 9271472, 9933720, 10761530, 10927092, 11589340, 11837683, 12748274, 12913836, 13658865, 13907208, 14569456, 15066142, 16142295, 17218448, 17384010, 18211820, 19122411, 19867440, 21523060, 21854184, 22599213, 23178680, 23675366, 25496548, 25827672, 27317730, 27814416, 30132284, 31870685, 32284590, 34768020, 35513049, 36423640, 37665355, 38244822, 43046120, 43708368, 45198426, 46357360, 47350732, 50993096, 51655344, 54635460, 59188415, 60264568, 63741370, 64569180, 69536040, 71026098, 72847280, 75330710, 76489644, 82863781, 86092240, 90396852, 94701464, 95612055, 101986192, 109270920, 112996065, 118376830, 120529136, 127482740, 129138360, 139072080, 142052196, 150661420, 152979288, 165727562, 177565245, 180793704, 189402928, 191224110, 218541840, 225992130, 236753660, 248591343, 254965480, 258276720, 284104392, 301322840, 305958576, 331455124, 355130490, 361587408, 382448220, 414318905, 451984260, 473507320, 497182686, 509930960, 568208784, 602645680, 662910248, 710260980, 764896440, 828637810, 903968520, 947014640, 994365372, 1242956715, 1325820496, 1420521960, 1529792880, 1657275620, 1807937040, 1988730744, 2485913430, 2841043920, 3314551240, 3977461488, 4971826860, 6629102480, 9943653720, 19887307440]

約数ペア:

[(1, 19887307440), (2, 9943653720), (3, 6629102480), (4, 4971826860), (5, 3977461488), (6, 3314551240), (7, 2841043920), (8, 2485913430), (10, 1988730744), (11, 1807937040), (12, 1657275620), (13, 1529792880), (14, 1420521960), (15, 1325820496), (16, 1242956715), (20, 994365372), (21, 947014640), (22, 903968520), (24, 828637810), (26, 764896440), (28, 710260980), (30, 662910248), (33, 602645680), (35, 568208784), (39, 509930960), (40, 497182686), (42, 473507320), (44, 451984260), (48, 414318905), (52, 382448220), (55, 361587408), (56, 355130490), (60, 331455124), (65, 305958576), (66, 301322840), (70, 284104392), (77, 258276720), (78, 254965480), (80, 248591343), (84, 236753660), (88, 225992130), (91, 218541840), (104, 191224110), (105, 189402928), (110, 180793704), (112, 177565245), (120, 165727562), (130, 152979288), (132, 150661420), (140, 142052196), (143, 139072080), (154, 129138360), (156, 127482740), (165, 120529136), (168, 118376830), (176, 112996065), (182, 109270920), (195, 101986192), (208, 95612055), (210, 94701464), (220, 90396852), (231, 86092240), (240, 82863781), (260, 76489644), (264, 75330710), (273, 72847280), (280, 71026098), (286, 69536040), (308, 64569180), (312, 63741370), (330, 60264568), (336, 59188415), (364, 54635460), (385, 51655344), (390, 50993096), (420, 47350732), (429, 46357360), (440, 45198426), (455, 43708368), (462, 43046120), (520, 38244822), (528, 37665355), (546, 36423640), (560, 35513049), (572, 34768020), (616, 32284590), (624, 31870685), (660, 30132284), (715, 27814416), (728, 27317730), (770, 25827672), (780, 25496548), (840, 23675366), (858, 23178680), (880, 22599213), (910, 21854184), (924, 21523060), (1001, 19867440), (1040, 19122411), (1092, 18211820), (1144, 17384010), (1155, 17218448), (1232, 16142295), (1320, 15066142), (1365, 14569456), (1430, 13907208), (1456, 13658865), (1540, 12913836), (1560, 12748274), (1680, 11837683), (1716, 11589340), (1820, 10927092), (1848, 10761530), (2002, 9933720), (2145, 9271472), (2184, 9105910), (2288, 8692005), (2310, 8609224), (2640, 7533071), (2730, 7284728), (2860, 6953604), (3003, 6622480), (3080, 6456918), (3120, 6374137), (3432, 5794670), (3640, 5463546), (3696, 5380765), (4004, 4966860), (4290, 4635736), (4368, 4552955), (4620, 4304612), (5005, 3973488), (5460, 3642364), (5720, 3476802), (6006, 3311240), (6160, 3228459), (6864, 2897335), (7280, 2731773), (8008, 2483430), (8580, 2317868), (9240, 2152306), (10010, 1986744), (10920, 1821182), (11440, 1738401), (12012, 1655620), (15015, 1324496), (16016, 1241715), (17160, 1158934), (18480, 1076153), (20020, 993372), (21840, 910591), (24024, 827810), (30030, 662248), (34320, 579467), (40040, 496686), (48048, 413905), (60060, 331124), (80080, 248343), (82781, 240240), (120120, 165562)]