72880080

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1$

素因数の和:154

約数の個数: 320

約数和(自身を含む): 287981568

約数和(自身を除く): 215101488

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 47, 48, 52, 56, 60, 65, 70, 71, 78, 80, 84, 91, 94, 104, 105, 112, 120, 130, 140, 141, 142, 156, 168, 182, 188, 195, 208, 210, 213, 235, 240, 260, 273, 280, 282, 284, 312, 329, 336, 355, 364, 376, 390, 420, 426, 455, 470, 497, 520, 546, 560, 564, 568, 611, 624, 658, 705, 710, 728, 752, 780, 840, 852, 910, 923, 940, 987, 994, 1040, 1065, 1092, 1128, 1136, 1222, 1316, 1365, 1410, 1420, 1456, 1491, 1560, 1645, 1680, 1704, 1820, 1833, 1846, 1880, 1974, 1988, 2130, 2184, 2256, 2444, 2485, 2632, 2730, 2769, 2820, 2840, 2982, 3055, 3120, 3290, 3337, 3408, 3640, 3666, 3692, 3760, 3948, 3976, 4260, 4277, 4368, 4615, 4888, 4935, 4970, 5264, 5460, 5538, 5640, 5680, 5964, 6110, 6461, 6580, 6674, 7280, 7332, 7384, 7455, 7896, 7952, 8520, 8554, 9165, 9230, 9776, 9870, 9940, 10011, 10920, 11076, 11280, 11928, 12220, 12831, 12922, 13160, 13348, 13845, 14664, 14768, 14910, 15792, 16685, 17040, 17108, 18330, 18460, 19383, 19740, 19880, 20022, 21385, 21840, 22152, 23359, 23856, 24440, 25662, 25844, 26320, 26696, 27690, 29328, 29820, 32305, 33370, 34216, 36660, 36920, 38766, 39480, 39760, 40044, 42770, 43381, 44304, 46718, 48880, 50055, 51324, 51688, 53392, 55380, 59640, 64155, 64610, 66740, 68432, 70077, 73320, 73840, 77532, 78960, 80088, 85540, 86762, 93436, 96915, 100110, 102648, 103376, 110760, 116795, 119280, 128310, 129220, 130143, 133480, 140154, 146640, 155064, 160176, 171080, 173524, 186872, 193830, 200220, 205296, 216905, 221520, 233590, 256620, 258440, 260286, 266960, 280308, 303667, 310128, 342160, 347048, 350385, 373744, 387660, 400440, 433810, 467180, 513240, 516880, 520572, 560616, 607334, 650715, 694096, 700770, 775320, 800880, 867620, 911001, 934360, 1026480, 1041144, 1121232, 1214668, 1301430, 1401540, 1518335, 1550640, 1735240, 1822002, 1868720, 2082288, 2429336, 2602860, 2803080, 3036670, 3470480, 3644004, 4555005, 4858672, 5205720, 5606160, 6073340, 7288008, 9110010, 10411440, 12146680, 14576016, 18220020, 24293360, 36440040, 72880080]

約数ペア:

[(1, 72880080), (2, 36440040), (3, 24293360), (4, 18220020), (5, 14576016), (6, 12146680), (7, 10411440), (8, 9110010), (10, 7288008), (12, 6073340), (13, 5606160), (14, 5205720), (15, 4858672), (16, 4555005), (20, 3644004), (21, 3470480), (24, 3036670), (26, 2803080), (28, 2602860), (30, 2429336), (35, 2082288), (39, 1868720), (40, 1822002), (42, 1735240), (47, 1550640), (48, 1518335), (52, 1401540), (56, 1301430), (60, 1214668), (65, 1121232), (70, 1041144), (71, 1026480), (78, 934360), (80, 911001), (84, 867620), (91, 800880), (94, 775320), (104, 700770), (105, 694096), (112, 650715), (120, 607334), (130, 560616), (140, 520572), (141, 516880), (142, 513240), (156, 467180), (168, 433810), (182, 400440), (188, 387660), (195, 373744), (208, 350385), (210, 347048), (213, 342160), (235, 310128), (240, 303667), (260, 280308), (273, 266960), (280, 260286), (282, 258440), (284, 256620), (312, 233590), (329, 221520), (336, 216905), (355, 205296), (364, 200220), (376, 193830), (390, 186872), (420, 173524), (426, 171080), (455, 160176), (470, 155064), (497, 146640), (520, 140154), (546, 133480), (560, 130143), (564, 129220), (568, 128310), (611, 119280), (624, 116795), (658, 110760), (705, 103376), (710, 102648), (728, 100110), (752, 96915), (780, 93436), (840, 86762), (852, 85540), (910, 80088), (923, 78960), (940, 77532), (987, 73840), (994, 73320), (1040, 70077), (1065, 68432), (1092, 66740), (1128, 64610), (1136, 64155), (1222, 59640), (1316, 55380), (1365, 53392), (1410, 51688), (1420, 51324), (1456, 50055), (1491, 48880), (1560, 46718), (1645, 44304), (1680, 43381), (1704, 42770), (1820, 40044), (1833, 39760), (1846, 39480), (1880, 38766), (1974, 36920), (1988, 36660), (2130, 34216), (2184, 33370), (2256, 32305), (2444, 29820), (2485, 29328), (2632, 27690), (2730, 26696), (2769, 26320), (2820, 25844), (2840, 25662), (2982, 24440), (3055, 23856), (3120, 23359), (3290, 22152), (3337, 21840), (3408, 21385), (3640, 20022), (3666, 19880), (3692, 19740), (3760, 19383), (3948, 18460), (3976, 18330), (4260, 17108), (4277, 17040), (4368, 16685), (4615, 15792), (4888, 14910), (4935, 14768), (4970, 14664), (5264, 13845), (5460, 13348), (5538, 13160), (5640, 12922), (5680, 12831), (5964, 12220), (6110, 11928), (6461, 11280), (6580, 11076), (6674, 10920), (7280, 10011), (7332, 9940), (7384, 9870), (7455, 9776), (7896, 9230), (7952, 9165), (8520, 8554)]