77940720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{757}}^1$

素因数の和:800

約数の個数: 240

約数和(自身を含む): 307917792

約数和(自身を除く): 229977072

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 13, 15, 16, 18, 20, 22, 24, 26, 30, 33, 36, 39, 40, 44, 45, 48, 52, 55, 60, 65, 66, 72, 78, 80, 88, 90, 99, 104, 110, 117, 120, 130, 132, 143, 144, 156, 165, 176, 180, 195, 198, 208, 220, 234, 240, 260, 264, 286, 312, 330, 360, 390, 396, 429, 440, 468, 495, 520, 528, 572, 585, 624, 660, 715, 720, 757, 780, 792, 858, 880, 936, 990, 1040, 1144, 1170, 1287, 1320, 1430, 1514, 1560, 1584, 1716, 1872, 1980, 2145, 2271, 2288, 2340, 2574, 2640, 2860, 3028, 3120, 3432, 3785, 3960, 4290, 4542, 4680, 5148, 5720, 6056, 6435, 6813, 6864, 7570, 7920, 8327, 8580, 9084, 9360, 9841, 10296, 11355, 11440, 12112, 12870, 13626, 15140, 16654, 17160, 18168, 19682, 20592, 22710, 24981, 25740, 27252, 29523, 30280, 33308, 34065, 34320, 36336, 39364, 41635, 45420, 49205, 49962, 51480, 54504, 59046, 60560, 66616, 68130, 74943, 78728, 83270, 88569, 90840, 98410, 99924, 102960, 108251, 109008, 118092, 124905, 133232, 136260, 147615, 149886, 157456, 166540, 177138, 181680, 196820, 199848, 216502, 236184, 249810, 272520, 295230, 299772, 324753, 333080, 354276, 374715, 393640, 399696, 433004, 442845, 472368, 499620, 541255, 545040, 590460, 599544, 649506, 666160, 708552, 749430, 787280, 866008, 885690, 974259, 999240, 1082510, 1180920, 1199088, 1299012, 1417104, 1498860, 1623765, 1732016, 1771380, 1948518, 1998480, 2165020, 2361840, 2598024, 2997720, 3247530, 3542760, 3897036, 4330040, 4871295, 5196048, 5995440, 6495060, 7085520, 7794072, 8660080, 9742590, 12990120, 15588144, 19485180, 25980240, 38970360, 77940720]

約数ペア:

[(1, 77940720), (2, 38970360), (3, 25980240), (4, 19485180), (5, 15588144), (6, 12990120), (8, 9742590), (9, 8660080), (10, 7794072), (11, 7085520), (12, 6495060), (13, 5995440), (15, 5196048), (16, 4871295), (18, 4330040), (20, 3897036), (22, 3542760), (24, 3247530), (26, 2997720), (30, 2598024), (33, 2361840), (36, 2165020), (39, 1998480), (40, 1948518), (44, 1771380), (45, 1732016), (48, 1623765), (52, 1498860), (55, 1417104), (60, 1299012), (65, 1199088), (66, 1180920), (72, 1082510), (78, 999240), (80, 974259), (88, 885690), (90, 866008), (99, 787280), (104, 749430), (110, 708552), (117, 666160), (120, 649506), (130, 599544), (132, 590460), (143, 545040), (144, 541255), (156, 499620), (165, 472368), (176, 442845), (180, 433004), (195, 399696), (198, 393640), (208, 374715), (220, 354276), (234, 333080), (240, 324753), (260, 299772), (264, 295230), (286, 272520), (312, 249810), (330, 236184), (360, 216502), (390, 199848), (396, 196820), (429, 181680), (440, 177138), (468, 166540), (495, 157456), (520, 149886), (528, 147615), (572, 136260), (585, 133232), (624, 124905), (660, 118092), (715, 109008), (720, 108251), (757, 102960), (780, 99924), (792, 98410), (858, 90840), (880, 88569), (936, 83270), (990, 78728), (1040, 74943), (1144, 68130), (1170, 66616), (1287, 60560), (1320, 59046), (1430, 54504), (1514, 51480), (1560, 49962), (1584, 49205), (1716, 45420), (1872, 41635), (1980, 39364), (2145, 36336), (2271, 34320), (2288, 34065), (2340, 33308), (2574, 30280), (2640, 29523), (2860, 27252), (3028, 25740), (3120, 24981), (3432, 22710), (3785, 20592), (3960, 19682), (4290, 18168), (4542, 17160), (4680, 16654), (5148, 15140), (5720, 13626), (6056, 12870), (6435, 12112), (6813, 11440), (6864, 11355), (7570, 10296), (7920, 9841), (8327, 9360), (8580, 9084)]