7638641640

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{16747}}^1$

素因数の和:16952

約数の個数: 192

約数和(自身を含む): 28530552960

約数和(自身を除く): 20891911320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 181, 210, 252, 280, 315, 360, 362, 420, 504, 543, 630, 724, 840, 905, 1086, 1260, 1267, 1448, 1629, 1810, 2172, 2520, 2534, 2715, 3258, 3620, 3801, 4344, 5068, 5430, 6335, 6516, 7240, 7602, 8145, 10136, 10860, 11403, 12670, 13032, 15204, 16290, 16747, 19005, 21720, 22806, 25340, 30408, 32580, 33494, 38010, 45612, 50241, 50680, 57015, 65160, 66988, 76020, 83735, 91224, 100482, 114030, 117229, 133976, 150723, 152040, 167470, 200964, 228060, 234458, 251205, 301446, 334940, 351687, 401928, 456120, 468916, 502410, 586145, 602892, 669880, 703374, 753615, 937832, 1004820, 1055061, 1172290, 1205784, 1406748, 1507230, 1758435, 2009640, 2110122, 2344580, 2813496, 3014460, 3031207, 3516870, 4220244, 4689160, 5275305, 6028920, 6062414, 7033740, 8440488, 9093621, 10550610, 12124828, 14067480, 15156035, 18187242, 21101220, 21218449, 24249656, 27280863, 30312070, 36374484, 42202440, 42436898, 45468105, 54561726, 60624140, 63655347, 72748968, 84873796, 90936210, 106092245, 109123452, 121248280, 127310694, 136404315, 169747592, 181872420, 190966041, 212184490, 218246904, 254621388, 272808630, 318276735, 363744840, 381932082, 424368980, 509242776, 545617260, 636553470, 763864164, 848737960, 954830205, 1091234520, 1273106940, 1527728328, 1909660410, 2546213880, 3819320820, 7638641640]

約数ペア:

[(1, 7638641640), (2, 3819320820), (3, 2546213880), (4, 1909660410), (5, 1527728328), (6, 1273106940), (7, 1091234520), (8, 954830205), (9, 848737960), (10, 763864164), (12, 636553470), (14, 545617260), (15, 509242776), (18, 424368980), (20, 381932082), (21, 363744840), (24, 318276735), (28, 272808630), (30, 254621388), (35, 218246904), (36, 212184490), (40, 190966041), (42, 181872420), (45, 169747592), (56, 136404315), (60, 127310694), (63, 121248280), (70, 109123452), (72, 106092245), (84, 90936210), (90, 84873796), (105, 72748968), (120, 63655347), (126, 60624140), (140, 54561726), (168, 45468105), (180, 42436898), (181, 42202440), (210, 36374484), (252, 30312070), (280, 27280863), (315, 24249656), (360, 21218449), (362, 21101220), (420, 18187242), (504, 15156035), (543, 14067480), (630, 12124828), (724, 10550610), (840, 9093621), (905, 8440488), (1086, 7033740), (1260, 6062414), (1267, 6028920), (1448, 5275305), (1629, 4689160), (1810, 4220244), (2172, 3516870), (2520, 3031207), (2534, 3014460), (2715, 2813496), (3258, 2344580), (3620, 2110122), (3801, 2009640), (4344, 1758435), (5068, 1507230), (5430, 1406748), (6335, 1205784), (6516, 1172290), (7240, 1055061), (7602, 1004820), (8145, 937832), (10136, 753615), (10860, 703374), (11403, 669880), (12670, 602892), (13032, 586145), (15204, 502410), (16290, 468916), (16747, 456120), (19005, 401928), (21720, 351687), (22806, 334940), (25340, 301446), (30408, 251205), (32580, 234458), (33494, 228060), (38010, 200964), (45612, 167470), (50241, 152040), (50680, 150723), (57015, 133976), (65160, 117229), (66988, 114030), (76020, 100482), (83735, 91224)]