1982658320

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{37}}^1\times {\mathrm{41}}^1$

素因数の和:170

約数の個数: 240

約数和(自身を含む): 5306004144

約数和(自身を除く): 3323345824

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 31, 34, 37, 40, 41, 62, 68, 74, 80, 82, 85, 124, 136, 148, 155, 164, 170, 185, 205, 248, 272, 296, 310, 328, 340, 370, 410, 496, 527, 592, 620, 629, 656, 680, 697, 740, 820, 961, 1054, 1147, 1240, 1258, 1271, 1360, 1394, 1480, 1517, 1640, 1922, 2108, 2294, 2480, 2516, 2542, 2635, 2788, 2960, 3034, 3145, 3280, 3485, 3844, 4216, 4588, 4805, 5032, 5084, 5270, 5576, 5735, 6068, 6290, 6355, 6970, 7585, 7688, 8432, 9176, 9610, 10064, 10168, 10540, 11152, 11470, 12136, 12580, 12710, 13940, 15170, 15376, 16337, 18352, 19220, 19499, 20336, 21080, 21607, 22940, 24272, 25160, 25420, 25789, 27880, 30340, 32674, 35557, 38440, 38998, 39401, 42160, 43214, 45880, 47027, 50320, 50840, 51578, 55760, 60680, 65348, 71114, 76880, 77996, 78802, 81685, 86428, 91760, 94054, 97495, 101680, 103156, 108035, 121360, 128945, 130696, 142228, 155992, 157604, 163370, 172856, 177785, 188108, 194990, 197005, 206312, 216070, 235135, 257890, 261392, 284456, 311984, 315208, 326740, 345712, 355570, 376216, 389980, 394010, 412624, 432140, 470270, 515780, 568912, 604469, 630416, 653480, 669817, 711140, 752432, 779960, 788020, 799459, 864280, 940540, 1031560, 1208938, 1306960, 1339634, 1422280, 1457837, 1559920, 1576040, 1598918, 1728560, 1881080, 2063120, 2417876, 2679268, 2844560, 2915674, 3022345, 3152080, 3197836, 3349085, 3762160, 3997295, 4835752, 5358536, 5831348, 6044690, 6395672, 6698170, 7289185, 7994590, 9671504, 10717072, 11662696, 12089380, 12791344, 13396340, 14578370, 15989180, 23325392, 24178760, 24783229, 26792680, 29156740, 31978360, 48357520, 49566458, 53585360, 58313480, 63956720, 99132916, 116626960, 123916145, 198265832, 247832290, 396531664, 495664580, 991329160, 1982658320]

約数ペア:

[(1, 1982658320), (2, 991329160), (4, 495664580), (5, 396531664), (8, 247832290), (10, 198265832), (16, 123916145), (17, 116626960), (20, 99132916), (31, 63956720), (34, 58313480), (37, 53585360), (40, 49566458), (41, 48357520), (62, 31978360), (68, 29156740), (74, 26792680), (80, 24783229), (82, 24178760), (85, 23325392), (124, 15989180), (136, 14578370), (148, 13396340), (155, 12791344), (164, 12089380), (170, 11662696), (185, 10717072), (205, 9671504), (248, 7994590), (272, 7289185), (296, 6698170), (310, 6395672), (328, 6044690), (340, 5831348), (370, 5358536), (410, 4835752), (496, 3997295), (527, 3762160), (592, 3349085), (620, 3197836), (629, 3152080), (656, 3022345), (680, 2915674), (697, 2844560), (740, 2679268), (820, 2417876), (961, 2063120), (1054, 1881080), (1147, 1728560), (1240, 1598918), (1258, 1576040), (1271, 1559920), (1360, 1457837), (1394, 1422280), (1480, 1339634), (1517, 1306960), (1640, 1208938), (1922, 1031560), (2108, 940540), (2294, 864280), (2480, 799459), (2516, 788020), (2542, 779960), (2635, 752432), (2788, 711140), (2960, 669817), (3034, 653480), (3145, 630416), (3280, 604469), (3485, 568912), (3844, 515780), (4216, 470270), (4588, 432140), (4805, 412624), (5032, 394010), (5084, 389980), (5270, 376216), (5576, 355570), (5735, 345712), (6068, 326740), (6290, 315208), (6355, 311984), (6970, 284456), (7585, 261392), (7688, 257890), (8432, 235135), (9176, 216070), (9610, 206312), (10064, 197005), (10168, 194990), (10540, 188108), (11152, 177785), (11470, 172856), (12136, 163370), (12580, 157604), (12710, 155992), (13940, 142228), (15170, 130696), (15376, 128945), (16337, 121360), (18352, 108035), (19220, 103156), (19499, 101680), (20336, 97495), (21080, 94054), (21607, 91760), (22940, 86428), (24272, 81685), (25160, 78802), (25420, 77996), (25789, 76880), (27880, 71114), (30340, 65348), (32674, 60680), (35557, 55760), (38440, 51578), (38998, 50840), (39401, 50320), (42160, 47027), (43214, 45880)]