80214960

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{359}}^1$

素因数の和:408

約数の個数: 240

約数和(自身を含む): 305337600

約数和(自身を除く): 225122640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 48, 49, 56, 57, 60, 70, 76, 80, 84, 95, 98, 105, 112, 114, 120, 133, 140, 147, 152, 168, 190, 196, 210, 228, 240, 245, 266, 280, 285, 294, 304, 336, 359, 380, 392, 399, 420, 456, 490, 532, 560, 570, 588, 665, 718, 735, 760, 784, 798, 840, 912, 931, 980, 1064, 1077, 1140, 1176, 1330, 1436, 1470, 1520, 1596, 1680, 1795, 1862, 1960, 1995, 2128, 2154, 2280, 2352, 2513, 2660, 2793, 2872, 2940, 3192, 3590, 3724, 3920, 3990, 4308, 4560, 4655, 5026, 5320, 5385, 5586, 5744, 5880, 6384, 6821, 7180, 7448, 7539, 7980, 8616, 9310, 10052, 10640, 10770, 11172, 11760, 12565, 13642, 13965, 14360, 14896, 15078, 15960, 17232, 17591, 18620, 20104, 20463, 21540, 22344, 25130, 27284, 27930, 28720, 30156, 31920, 34105, 35182, 37240, 37695, 40208, 40926, 43080, 44688, 47747, 50260, 52773, 54568, 55860, 60312, 68210, 70364, 74480, 75390, 81852, 86160, 87955, 95494, 100520, 102315, 105546, 109136, 111720, 120624, 136420, 140728, 143241, 150780, 163704, 175910, 190988, 201040, 204630, 211092, 223440, 238735, 263865, 272840, 281456, 286482, 301560, 327408, 334229, 351820, 381976, 409260, 422184, 477470, 527730, 545680, 572964, 603120, 668458, 703640, 716205, 763952, 818520, 844368, 954940, 1002687, 1055460, 1145928, 1336916, 1407280, 1432410, 1637040, 1671145, 1909880, 2005374, 2110920, 2291856, 2673832, 2864820, 3342290, 3819760, 4010748, 4221840, 5013435, 5347664, 5729640, 6684580, 8021496, 10026870, 11459280, 13369160, 16042992, 20053740, 26738320, 40107480, 80214960]

約数ペア:

[(1, 80214960), (2, 40107480), (3, 26738320), (4, 20053740), (5, 16042992), (6, 13369160), (7, 11459280), (8, 10026870), (10, 8021496), (12, 6684580), (14, 5729640), (15, 5347664), (16, 5013435), (19, 4221840), (20, 4010748), (21, 3819760), (24, 3342290), (28, 2864820), (30, 2673832), (35, 2291856), (38, 2110920), (40, 2005374), (42, 1909880), (48, 1671145), (49, 1637040), (56, 1432410), (57, 1407280), (60, 1336916), (70, 1145928), (76, 1055460), (80, 1002687), (84, 954940), (95, 844368), (98, 818520), (105, 763952), (112, 716205), (114, 703640), (120, 668458), (133, 603120), (140, 572964), (147, 545680), (152, 527730), (168, 477470), (190, 422184), (196, 409260), (210, 381976), (228, 351820), (240, 334229), (245, 327408), (266, 301560), (280, 286482), (285, 281456), (294, 272840), (304, 263865), (336, 238735), (359, 223440), (380, 211092), (392, 204630), (399, 201040), (420, 190988), (456, 175910), (490, 163704), (532, 150780), (560, 143241), (570, 140728), (588, 136420), (665, 120624), (718, 111720), (735, 109136), (760, 105546), (784, 102315), (798, 100520), (840, 95494), (912, 87955), (931, 86160), (980, 81852), (1064, 75390), (1077, 74480), (1140, 70364), (1176, 68210), (1330, 60312), (1436, 55860), (1470, 54568), (1520, 52773), (1596, 50260), (1680, 47747), (1795, 44688), (1862, 43080), (1960, 40926), (1995, 40208), (2128, 37695), (2154, 37240), (2280, 35182), (2352, 34105), (2513, 31920), (2660, 30156), (2793, 28720), (2872, 27930), (2940, 27284), (3192, 25130), (3590, 22344), (3724, 21540), (3920, 20463), (3990, 20104), (4308, 18620), (4560, 17591), (4655, 17232), (5026, 15960), (5320, 15078), (5385, 14896), (5586, 14360), (5744, 13965), (5880, 13642), (6384, 12565), (6821, 11760), (7180, 11172), (7448, 10770), (7539, 10640), (7980, 10052), (8616, 9310)]