1953998760

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{641}}^1$

素因数の和:872

約数の個数: 256

約数和(自身を含む): 7100006400

約数和(自身を除く): 5146007640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 56, 57, 60, 70, 76, 84, 95, 105, 114, 120, 133, 140, 152, 168, 190, 191, 210, 228, 266, 280, 285, 380, 382, 399, 420, 456, 532, 570, 573, 641, 665, 760, 764, 798, 840, 955, 1064, 1140, 1146, 1282, 1330, 1337, 1528, 1596, 1910, 1923, 1995, 2280, 2292, 2564, 2660, 2674, 2865, 3192, 3205, 3629, 3820, 3846, 3990, 4011, 4487, 4584, 5128, 5320, 5348, 5730, 6410, 6685, 7258, 7640, 7692, 7980, 8022, 8974, 9615, 10696, 10887, 11460, 12179, 12820, 13370, 13461, 14516, 15384, 15960, 16044, 17948, 18145, 19230, 20055, 21774, 22435, 22920, 24358, 25403, 25640, 26740, 26922, 29032, 32088, 35896, 36290, 36537, 38460, 40110, 43548, 44870, 48716, 50806, 53480, 53844, 54435, 60895, 67305, 72580, 73074, 76209, 76920, 80220, 85253, 87096, 89740, 97432, 101612, 107688, 108870, 121790, 122431, 127015, 134610, 145160, 146148, 152418, 160440, 170506, 179480, 182685, 203224, 217740, 243580, 244862, 254030, 255759, 269220, 292296, 304836, 341012, 365370, 367293, 381045, 426265, 435480, 487160, 489724, 508060, 511518, 538440, 609672, 612155, 682024, 730740, 734586, 762090, 852530, 857017, 979448, 1016120, 1023036, 1224310, 1278795, 1461480, 1469172, 1524180, 1705060, 1714034, 1836465, 2046072, 2326189, 2448620, 2557590, 2571051, 2938344, 3048360, 3410120, 3428068, 3672930, 4285085, 4652378, 4897240, 5115180, 5142102, 6856136, 6978567, 7345860, 8570170, 9304756, 10230360, 10284204, 11630945, 12855255, 13957134, 14691720, 16283323, 17140340, 18609512, 20568408, 23261890, 25710510, 27914268, 32566646, 34280680, 34892835, 46523780, 48849969, 51421020, 55828536, 65133292, 69785670, 81416615, 93047560, 97699938, 102842040, 130266584, 139571340, 162833230, 195399876, 244249845, 279142680, 325666460, 390799752, 488499690, 651332920, 976999380, 1953998760]

約数ペア:

[(1, 1953998760), (2, 976999380), (3, 651332920), (4, 488499690), (5, 390799752), (6, 325666460), (7, 279142680), (8, 244249845), (10, 195399876), (12, 162833230), (14, 139571340), (15, 130266584), (19, 102842040), (20, 97699938), (21, 93047560), (24, 81416615), (28, 69785670), (30, 65133292), (35, 55828536), (38, 51421020), (40, 48849969), (42, 46523780), (56, 34892835), (57, 34280680), (60, 32566646), (70, 27914268), (76, 25710510), (84, 23261890), (95, 20568408), (105, 18609512), (114, 17140340), (120, 16283323), (133, 14691720), (140, 13957134), (152, 12855255), (168, 11630945), (190, 10284204), (191, 10230360), (210, 9304756), (228, 8570170), (266, 7345860), (280, 6978567), (285, 6856136), (380, 5142102), (382, 5115180), (399, 4897240), (420, 4652378), (456, 4285085), (532, 3672930), (570, 3428068), (573, 3410120), (641, 3048360), (665, 2938344), (760, 2571051), (764, 2557590), (798, 2448620), (840, 2326189), (955, 2046072), (1064, 1836465), (1140, 1714034), (1146, 1705060), (1282, 1524180), (1330, 1469172), (1337, 1461480), (1528, 1278795), (1596, 1224310), (1910, 1023036), (1923, 1016120), (1995, 979448), (2280, 857017), (2292, 852530), (2564, 762090), (2660, 734586), (2674, 730740), (2865, 682024), (3192, 612155), (3205, 609672), (3629, 538440), (3820, 511518), (3846, 508060), (3990, 489724), (4011, 487160), (4487, 435480), (4584, 426265), (5128, 381045), (5320, 367293), (5348, 365370), (5730, 341012), (6410, 304836), (6685, 292296), (7258, 269220), (7640, 255759), (7692, 254030), (7980, 244862), (8022, 243580), (8974, 217740), (9615, 203224), (10696, 182685), (10887, 179480), (11460, 170506), (12179, 160440), (12820, 152418), (13370, 146148), (13461, 145160), (14516, 134610), (15384, 127015), (15960, 122431), (16044, 121790), (17948, 108870), (18145, 107688), (19230, 101612), (20055, 97432), (21774, 89740), (22435, 87096), (22920, 85253), (24358, 80220), (25403, 76920), (25640, 76209), (26740, 73074), (26922, 72580), (29032, 67305), (32088, 60895), (35896, 54435), (36290, 53844), (36537, 53480), (38460, 50806), (40110, 48716), (43548, 44870)]