221609280

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{367}}^1$

素因数の和:441

約数の個数: 224

約数和(自身を含む): 767218176

約数和(自身を除く): 545608896

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 37, 40, 48, 51, 60, 64, 68, 74, 80, 85, 96, 102, 111, 120, 136, 148, 160, 170, 185, 192, 204, 222, 240, 255, 272, 296, 320, 340, 367, 370, 408, 444, 480, 510, 544, 555, 592, 629, 680, 734, 740, 816, 888, 960, 1020, 1088, 1101, 1110, 1184, 1258, 1360, 1468, 1480, 1632, 1776, 1835, 1887, 2040, 2202, 2220, 2368, 2516, 2720, 2936, 2960, 3145, 3264, 3552, 3670, 3774, 4080, 4404, 4440, 5032, 5440, 5505, 5872, 5920, 6239, 6290, 7104, 7340, 7548, 8160, 8808, 8880, 9435, 10064, 11010, 11744, 11840, 12478, 12580, 13579, 14680, 15096, 16320, 17616, 17760, 18717, 18870, 20128, 22020, 23488, 24956, 25160, 27158, 29360, 30192, 31195, 35232, 35520, 37434, 37740, 40256, 40737, 44040, 49912, 50320, 54316, 58720, 60384, 62390, 67895, 70464, 74868, 75480, 81474, 88080, 93585, 99824, 100640, 108632, 117440, 120768, 124780, 135790, 149736, 150960, 162948, 176160, 187170, 199648, 201280, 203685, 217264, 230843, 249560, 271580, 299472, 301920, 325896, 352320, 374340, 399296, 407370, 434528, 461686, 499120, 543160, 598944, 603840, 651792, 692529, 748680, 814740, 869056, 923372, 998240, 1086320, 1154215, 1197888, 1303584, 1385058, 1497360, 1629480, 1846744, 1996480, 2172640, 2308430, 2607168, 2770116, 2994720, 3258960, 3462645, 3693488, 4345280, 4616860, 5540232, 5989440, 6517920, 6925290, 7386976, 9233720, 11080464, 13035840, 13850580, 14773952, 18467440, 22160928, 27701160, 36934880, 44321856, 55402320, 73869760, 110804640, 221609280]

約数ペア:

[(1, 221609280), (2, 110804640), (3, 73869760), (4, 55402320), (5, 44321856), (6, 36934880), (8, 27701160), (10, 22160928), (12, 18467440), (15, 14773952), (16, 13850580), (17, 13035840), (20, 11080464), (24, 9233720), (30, 7386976), (32, 6925290), (34, 6517920), (37, 5989440), (40, 5540232), (48, 4616860), (51, 4345280), (60, 3693488), (64, 3462645), (68, 3258960), (74, 2994720), (80, 2770116), (85, 2607168), (96, 2308430), (102, 2172640), (111, 1996480), (120, 1846744), (136, 1629480), (148, 1497360), (160, 1385058), (170, 1303584), (185, 1197888), (192, 1154215), (204, 1086320), (222, 998240), (240, 923372), (255, 869056), (272, 814740), (296, 748680), (320, 692529), (340, 651792), (367, 603840), (370, 598944), (408, 543160), (444, 499120), (480, 461686), (510, 434528), (544, 407370), (555, 399296), (592, 374340), (629, 352320), (680, 325896), (734, 301920), (740, 299472), (816, 271580), (888, 249560), (960, 230843), (1020, 217264), (1088, 203685), (1101, 201280), (1110, 199648), (1184, 187170), (1258, 176160), (1360, 162948), (1468, 150960), (1480, 149736), (1632, 135790), (1776, 124780), (1835, 120768), (1887, 117440), (2040, 108632), (2202, 100640), (2220, 99824), (2368, 93585), (2516, 88080), (2720, 81474), (2936, 75480), (2960, 74868), (3145, 70464), (3264, 67895), (3552, 62390), (3670, 60384), (3774, 58720), (4080, 54316), (4404, 50320), (4440, 49912), (5032, 44040), (5440, 40737), (5505, 40256), (5872, 37740), (5920, 37434), (6239, 35520), (6290, 35232), (7104, 31195), (7340, 30192), (7548, 29360), (8160, 27158), (8808, 25160), (8880, 24956), (9435, 23488), (10064, 22020), (11010, 20128), (11744, 18870), (11840, 18717), (12478, 17760), (12580, 17616), (13579, 16320), (14680, 15096)]