64721160

素因数分解:

$2^3\times 3^3\times 5^1\times 7^2\times {\mathrm{1223}}^1$

素因数の和:1257

約数の個数: 192

約数和(自身を含む): 251164800

約数和(自身を除く): 186443640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 49, 54, 56, 60, 63, 70, 72, 84, 90, 98, 105, 108, 120, 126, 135, 140, 147, 168, 180, 189, 196, 210, 216, 245, 252, 270, 280, 294, 315, 360, 378, 392, 420, 441, 490, 504, 540, 588, 630, 735, 756, 840, 882, 945, 980, 1080, 1176, 1223, 1260, 1323, 1470, 1512, 1764, 1890, 1960, 2205, 2446, 2520, 2646, 2940, 3528, 3669, 3780, 4410, 4892, 5292, 5880, 6115, 6615, 7338, 7560, 8561, 8820, 9784, 10584, 11007, 12230, 13230, 14676, 17122, 17640, 18345, 22014, 24460, 25683, 26460, 29352, 33021, 34244, 36690, 42805, 44028, 48920, 51366, 52920, 55035, 59927, 66042, 68488, 73380, 77049, 85610, 88056, 102732, 110070, 119854, 128415, 132084, 146760, 154098, 165105, 171220, 179781, 205464, 220140, 231147, 239708, 256830, 264168, 299635, 308196, 330210, 342440, 359562, 385245, 440280, 462294, 479416, 513660, 539343, 599270, 616392, 660420, 719124, 770490, 898905, 924588, 1027320, 1078686, 1155735, 1198540, 1320840, 1438248, 1540980, 1618029, 1797810, 1849176, 2157372, 2311470, 2397080, 2696715, 3081960, 3236058, 3595620, 4314744, 4622940, 5393430, 6472116, 7191240, 8090145, 9245880, 10786860, 12944232, 16180290, 21573720, 32360580, 64721160]

約数ペア:

[(1, 64721160), (2, 32360580), (3, 21573720), (4, 16180290), (5, 12944232), (6, 10786860), (7, 9245880), (8, 8090145), (9, 7191240), (10, 6472116), (12, 5393430), (14, 4622940), (15, 4314744), (18, 3595620), (20, 3236058), (21, 3081960), (24, 2696715), (27, 2397080), (28, 2311470), (30, 2157372), (35, 1849176), (36, 1797810), (40, 1618029), (42, 1540980), (45, 1438248), (49, 1320840), (54, 1198540), (56, 1155735), (60, 1078686), (63, 1027320), (70, 924588), (72, 898905), (84, 770490), (90, 719124), (98, 660420), (105, 616392), (108, 599270), (120, 539343), (126, 513660), (135, 479416), (140, 462294), (147, 440280), (168, 385245), (180, 359562), (189, 342440), (196, 330210), (210, 308196), (216, 299635), (245, 264168), (252, 256830), (270, 239708), (280, 231147), (294, 220140), (315, 205464), (360, 179781), (378, 171220), (392, 165105), (420, 154098), (441, 146760), (490, 132084), (504, 128415), (540, 119854), (588, 110070), (630, 102732), (735, 88056), (756, 85610), (840, 77049), (882, 73380), (945, 68488), (980, 66042), (1080, 59927), (1176, 55035), (1223, 52920), (1260, 51366), (1323, 48920), (1470, 44028), (1512, 42805), (1764, 36690), (1890, 34244), (1960, 33021), (2205, 29352), (2446, 26460), (2520, 25683), (2646, 24460), (2940, 22014), (3528, 18345), (3669, 17640), (3780, 17122), (4410, 14676), (4892, 13230), (5292, 12230), (5880, 11007), (6115, 10584), (6615, 9784), (7338, 8820), (7560, 8561)]