78015840

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{107}}^1$

素因数の和:170

約数の個数: 288

約数和(自身を含む): 297851904

約数和(自身を除く): 219836064

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 32, 35, 40, 42, 48, 49, 56, 60, 62, 70, 80, 84, 93, 96, 98, 105, 107, 112, 120, 124, 140, 147, 155, 160, 168, 186, 196, 210, 214, 217, 224, 240, 245, 248, 280, 294, 310, 321, 336, 372, 392, 420, 428, 434, 465, 480, 490, 496, 535, 560, 588, 620, 642, 651, 672, 735, 744, 749, 784, 840, 856, 868, 930, 980, 992, 1070, 1085, 1120, 1176, 1240, 1284, 1302, 1470, 1488, 1498, 1519, 1568, 1605, 1680, 1712, 1736, 1860, 1960, 2140, 2170, 2247, 2352, 2480, 2568, 2604, 2940, 2976, 2996, 3038, 3210, 3255, 3317, 3360, 3424, 3472, 3720, 3745, 3920, 4280, 4340, 4494, 4557, 4704, 4960, 5136, 5208, 5243, 5880, 5992, 6076, 6420, 6510, 6634, 6944, 7440, 7490, 7595, 7840, 8560, 8680, 8988, 9114, 9951, 10272, 10416, 10486, 11235, 11760, 11984, 12152, 12840, 13020, 13268, 14880, 14980, 15190, 15729, 16585, 17120, 17360, 17976, 18228, 19902, 20832, 20972, 22470, 22785, 23219, 23520, 23968, 24304, 25680, 26040, 26215, 26536, 29960, 30380, 31458, 33170, 34720, 35952, 36456, 39804, 41944, 44940, 45570, 46438, 48608, 49755, 51360, 52080, 52430, 53072, 59920, 60760, 62916, 66340, 69657, 71904, 72912, 78645, 79608, 83888, 89880, 91140, 92876, 99510, 104160, 104860, 106144, 116095, 119840, 121520, 125832, 132680, 139314, 145824, 157290, 159216, 162533, 167776, 179760, 182280, 185752, 199020, 209720, 232190, 243040, 251664, 265360, 278628, 314580, 318432, 325066, 348285, 359520, 364560, 371504, 398040, 419440, 464380, 487599, 503328, 530720, 557256, 629160, 650132, 696570, 729120, 743008, 796080, 812665, 838880, 928760, 975198, 1114512, 1258320, 1300264, 1393140, 1592160, 1625330, 1857520, 1950396, 2229024, 2437995, 2516640, 2600528, 2786280, 3250660, 3715040, 3900792, 4875990, 5201056, 5572560, 6501320, 7801584, 9751980, 11145120, 13002640, 15603168, 19503960, 26005280, 39007920, 78015840]

約数ペア:

[(1, 78015840), (2, 39007920), (3, 26005280), (4, 19503960), (5, 15603168), (6, 13002640), (7, 11145120), (8, 9751980), (10, 7801584), (12, 6501320), (14, 5572560), (15, 5201056), (16, 4875990), (20, 3900792), (21, 3715040), (24, 3250660), (28, 2786280), (30, 2600528), (31, 2516640), (32, 2437995), (35, 2229024), (40, 1950396), (42, 1857520), (48, 1625330), (49, 1592160), (56, 1393140), (60, 1300264), (62, 1258320), (70, 1114512), (80, 975198), (84, 928760), (93, 838880), (96, 812665), (98, 796080), (105, 743008), (107, 729120), (112, 696570), (120, 650132), (124, 629160), (140, 557256), (147, 530720), (155, 503328), (160, 487599), (168, 464380), (186, 419440), (196, 398040), (210, 371504), (214, 364560), (217, 359520), (224, 348285), (240, 325066), (245, 318432), (248, 314580), (280, 278628), (294, 265360), (310, 251664), (321, 243040), (336, 232190), (372, 209720), (392, 199020), (420, 185752), (428, 182280), (434, 179760), (465, 167776), (480, 162533), (490, 159216), (496, 157290), (535, 145824), (560, 139314), (588, 132680), (620, 125832), (642, 121520), (651, 119840), (672, 116095), (735, 106144), (744, 104860), (749, 104160), (784, 99510), (840, 92876), (856, 91140), (868, 89880), (930, 83888), (980, 79608), (992, 78645), (1070, 72912), (1085, 71904), (1120, 69657), (1176, 66340), (1240, 62916), (1284, 60760), (1302, 59920), (1470, 53072), (1488, 52430), (1498, 52080), (1519, 51360), (1568, 49755), (1605, 48608), (1680, 46438), (1712, 45570), (1736, 44940), (1860, 41944), (1960, 39804), (2140, 36456), (2170, 35952), (2247, 34720), (2352, 33170), (2480, 31458), (2568, 30380), (2604, 29960), (2940, 26536), (2976, 26215), (2996, 26040), (3038, 25680), (3210, 24304), (3255, 23968), (3317, 23520), (3360, 23219), (3424, 22785), (3472, 22470), (3720, 20972), (3745, 20832), (3920, 19902), (4280, 18228), (4340, 17976), (4494, 17360), (4557, 17120), (4704, 16585), (4960, 15729), (5136, 15190), (5208, 14980), (5243, 14880), (5880, 13268), (5992, 13020), (6076, 12840), (6420, 12152), (6510, 11984), (6634, 11760), (6944, 11235), (7440, 10486), (7490, 10416), (7595, 10272), (7840, 9951), (8560, 9114), (8680, 8988)]