21202716640

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{439}}^1\times {\mathrm{1487}}^1$

素因数の和:1977

約数の個数: 192

約数和(自身を含む): 59396198400

約数和(自身を除く): 38193481760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 32, 35, 40, 56, 58, 70, 80, 112, 116, 140, 145, 160, 203, 224, 232, 280, 290, 406, 439, 464, 560, 580, 812, 878, 928, 1015, 1120, 1160, 1487, 1624, 1756, 2030, 2195, 2320, 2974, 3073, 3248, 3512, 4060, 4390, 4640, 5948, 6146, 6496, 7024, 7435, 8120, 8780, 10409, 11896, 12292, 12731, 14048, 14870, 15365, 16240, 17560, 20818, 23792, 24584, 25462, 29740, 30730, 32480, 35120, 41636, 43123, 47584, 49168, 50924, 52045, 59480, 61460, 63655, 70240, 83272, 86246, 89117, 98336, 101848, 104090, 118960, 122920, 127310, 166544, 172492, 178234, 203696, 208180, 215615, 237920, 245840, 254620, 301861, 333088, 344984, 356468, 407392, 416360, 431230, 445585, 491680, 509240, 603722, 652793, 689968, 712936, 832720, 862460, 891170, 1018480, 1207444, 1305586, 1379936, 1425872, 1509305, 1665440, 1724920, 1782340, 2036960, 2414888, 2611172, 2851744, 3018610, 3263965, 3449840, 3564680, 4569551, 4829776, 5222344, 6037220, 6527930, 6899680, 7129360, 9139102, 9659552, 10444688, 12074440, 13055860, 14258720, 18278204, 18930997, 20889376, 22847755, 24148880, 26111720, 36556408, 37861994, 45695510, 48297760, 52223440, 73112816, 75723988, 91391020, 94654985, 104446880, 132516979, 146225632, 151447976, 182782040, 189309970, 265033958, 302895952, 365564080, 378619940, 530067916, 605791904, 662584895, 731128160, 757239880, 1060135832, 1325169790, 1514479760, 2120271664, 2650339580, 3028959520, 4240543328, 5300679160, 10601358320, 21202716640]

約数ペア:

[(1, 21202716640), (2, 10601358320), (4, 5300679160), (5, 4240543328), (7, 3028959520), (8, 2650339580), (10, 2120271664), (14, 1514479760), (16, 1325169790), (20, 1060135832), (28, 757239880), (29, 731128160), (32, 662584895), (35, 605791904), (40, 530067916), (56, 378619940), (58, 365564080), (70, 302895952), (80, 265033958), (112, 189309970), (116, 182782040), (140, 151447976), (145, 146225632), (160, 132516979), (203, 104446880), (224, 94654985), (232, 91391020), (280, 75723988), (290, 73112816), (406, 52223440), (439, 48297760), (464, 45695510), (560, 37861994), (580, 36556408), (812, 26111720), (878, 24148880), (928, 22847755), (1015, 20889376), (1120, 18930997), (1160, 18278204), (1487, 14258720), (1624, 13055860), (1756, 12074440), (2030, 10444688), (2195, 9659552), (2320, 9139102), (2974, 7129360), (3073, 6899680), (3248, 6527930), (3512, 6037220), (4060, 5222344), (4390, 4829776), (4640, 4569551), (5948, 3564680), (6146, 3449840), (6496, 3263965), (7024, 3018610), (7435, 2851744), (8120, 2611172), (8780, 2414888), (10409, 2036960), (11896, 1782340), (12292, 1724920), (12731, 1665440), (14048, 1509305), (14870, 1425872), (15365, 1379936), (16240, 1305586), (17560, 1207444), (20818, 1018480), (23792, 891170), (24584, 862460), (25462, 832720), (29740, 712936), (30730, 689968), (32480, 652793), (35120, 603722), (41636, 509240), (43123, 491680), (47584, 445585), (49168, 431230), (50924, 416360), (52045, 407392), (59480, 356468), (61460, 344984), (63655, 333088), (70240, 301861), (83272, 254620), (86246, 245840), (89117, 237920), (98336, 215615), (101848, 208180), (104090, 203696), (118960, 178234), (122920, 172492), (127310, 166544)]