291413640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{31}}^2$

素因数の和:121

約数の個数: 288

約数和(自身を含む): 1089599040

約数和(自身を除く): 798185400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 31, 35, 38, 40, 42, 56, 57, 60, 62, 70, 76, 84, 93, 95, 105, 114, 120, 124, 133, 140, 152, 155, 168, 186, 190, 210, 217, 228, 248, 266, 280, 285, 310, 361, 372, 380, 399, 420, 434, 456, 465, 532, 570, 589, 620, 651, 665, 722, 744, 760, 798, 840, 868, 930, 961, 1064, 1083, 1085, 1140, 1178, 1240, 1302, 1330, 1444, 1596, 1736, 1767, 1805, 1860, 1922, 1995, 2166, 2170, 2280, 2356, 2527, 2604, 2660, 2883, 2888, 2945, 3192, 3255, 3534, 3610, 3720, 3844, 3990, 4123, 4332, 4340, 4712, 4805, 5054, 5208, 5320, 5415, 5766, 5890, 6510, 6727, 7068, 7220, 7581, 7688, 7980, 8246, 8664, 8680, 8835, 9610, 10108, 10830, 11191, 11532, 11780, 12369, 12635, 13020, 13454, 14136, 14415, 14440, 15162, 15960, 16492, 17670, 18259, 19220, 20181, 20216, 20615, 21660, 22382, 23064, 23560, 24738, 25270, 26040, 26908, 28830, 30324, 32984, 33573, 33635, 35340, 36518, 37905, 38440, 40362, 41230, 43320, 44764, 49476, 50540, 53816, 54777, 55955, 57660, 60648, 61845, 67146, 67270, 70680, 73036, 75810, 78337, 80724, 82460, 89528, 91295, 98952, 100905, 101080, 109554, 111910, 115320, 123690, 127813, 134292, 134540, 146072, 151620, 156674, 161448, 164920, 167865, 182590, 201810, 219108, 223820, 235011, 247380, 255626, 268584, 269080, 273885, 303240, 313348, 335730, 346921, 365180, 383439, 391685, 403620, 438216, 447640, 470022, 494760, 511252, 547770, 626696, 639065, 671460, 693842, 730360, 766878, 783370, 807240, 940044, 1022504, 1040763, 1095540, 1175055, 1278130, 1342920, 1387684, 1533756, 1566740, 1734605, 1880088, 1917195, 2081526, 2191080, 2350110, 2428447, 2556260, 2775368, 3067512, 3133480, 3469210, 3834390, 4163052, 4700220, 4856894, 5112520, 5203815, 6938420, 7285341, 7668780, 8326104, 9400440, 9713788, 10407630, 12142235, 13876840, 14570682, 15337560, 19427576, 20815260, 24284470, 29141364, 36426705, 41630520, 48568940, 58282728, 72853410, 97137880, 145706820, 291413640]

約数ペア:

[(1, 291413640), (2, 145706820), (3, 97137880), (4, 72853410), (5, 58282728), (6, 48568940), (7, 41630520), (8, 36426705), (10, 29141364), (12, 24284470), (14, 20815260), (15, 19427576), (19, 15337560), (20, 14570682), (21, 13876840), (24, 12142235), (28, 10407630), (30, 9713788), (31, 9400440), (35, 8326104), (38, 7668780), (40, 7285341), (42, 6938420), (56, 5203815), (57, 5112520), (60, 4856894), (62, 4700220), (70, 4163052), (76, 3834390), (84, 3469210), (93, 3133480), (95, 3067512), (105, 2775368), (114, 2556260), (120, 2428447), (124, 2350110), (133, 2191080), (140, 2081526), (152, 1917195), (155, 1880088), (168, 1734605), (186, 1566740), (190, 1533756), (210, 1387684), (217, 1342920), (228, 1278130), (248, 1175055), (266, 1095540), (280, 1040763), (285, 1022504), (310, 940044), (361, 807240), (372, 783370), (380, 766878), (399, 730360), (420, 693842), (434, 671460), (456, 639065), (465, 626696), (532, 547770), (570, 511252), (589, 494760), (620, 470022), (651, 447640), (665, 438216), (722, 403620), (744, 391685), (760, 383439), (798, 365180), (840, 346921), (868, 335730), (930, 313348), (961, 303240), (1064, 273885), (1083, 269080), (1085, 268584), (1140, 255626), (1178, 247380), (1240, 235011), (1302, 223820), (1330, 219108), (1444, 201810), (1596, 182590), (1736, 167865), (1767, 164920), (1805, 161448), (1860, 156674), (1922, 151620), (1995, 146072), (2166, 134540), (2170, 134292), (2280, 127813), (2356, 123690), (2527, 115320), (2604, 111910), (2660, 109554), (2883, 101080), (2888, 100905), (2945, 98952), (3192, 91295), (3255, 89528), (3534, 82460), (3610, 80724), (3720, 78337), (3844, 75810), (3990, 73036), (4123, 70680), (4332, 67270), (4340, 67146), (4712, 61845), (4805, 60648), (5054, 57660), (5208, 55955), (5320, 54777), (5415, 53816), (5766, 50540), (5890, 49476), (6510, 44764), (6727, 43320), (7068, 41230), (7220, 40362), (7581, 38440), (7688, 37905), (7980, 36518), (8246, 35340), (8664, 33635), (8680, 33573), (8835, 32984), (9610, 30324), (10108, 28830), (10830, 26908), (11191, 26040), (11532, 25270), (11780, 24738), (12369, 23560), (12635, 23064), (13020, 22382), (13454, 21660), (14136, 20615), (14415, 20216), (14440, 20181), (15162, 19220), (15960, 18259), (16492, 17670)]