221333280

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{3467}}^1$

素因数の和:3511

約数の個数: 192

約数和(自身を含む): 838978560

約数和(自身を除く): 617645280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 32, 35, 38, 40, 42, 48, 56, 57, 60, 70, 76, 80, 84, 95, 96, 105, 112, 114, 120, 133, 140, 152, 160, 168, 190, 210, 224, 228, 240, 266, 280, 285, 304, 336, 380, 399, 420, 456, 480, 532, 560, 570, 608, 665, 672, 760, 798, 840, 912, 1064, 1120, 1140, 1330, 1520, 1596, 1680, 1824, 1995, 2128, 2280, 2660, 3040, 3192, 3360, 3467, 3990, 4256, 4560, 5320, 6384, 6934, 7980, 9120, 10401, 10640, 12768, 13868, 15960, 17335, 20802, 21280, 24269, 27736, 31920, 34670, 41604, 48538, 52005, 55472, 63840, 65873, 69340, 72807, 83208, 97076, 104010, 110944, 121345, 131746, 138680, 145614, 166416, 194152, 197619, 208020, 242690, 263492, 277360, 291228, 329365, 332832, 364035, 388304, 395238, 416040, 461111, 485380, 526984, 554720, 582456, 658730, 728070, 776608, 790476, 832080, 922222, 970760, 988095, 1053968, 1164912, 1317460, 1383333, 1456140, 1580952, 1664160, 1844444, 1941520, 1976190, 2107936, 2305555, 2329824, 2634920, 2766666, 2912280, 3161904, 3688888, 3883040, 3952380, 4611110, 5269840, 5533332, 5824560, 6323808, 6916665, 7377776, 7904760, 9222220, 10539680, 11066664, 11649120, 13833330, 14755552, 15809520, 18444440, 22133328, 27666660, 31619040, 36888880, 44266656, 55333320, 73777760, 110666640, 221333280]

約数ペア:

[(1, 221333280), (2, 110666640), (3, 73777760), (4, 55333320), (5, 44266656), (6, 36888880), (7, 31619040), (8, 27666660), (10, 22133328), (12, 18444440), (14, 15809520), (15, 14755552), (16, 13833330), (19, 11649120), (20, 11066664), (21, 10539680), (24, 9222220), (28, 7904760), (30, 7377776), (32, 6916665), (35, 6323808), (38, 5824560), (40, 5533332), (42, 5269840), (48, 4611110), (56, 3952380), (57, 3883040), (60, 3688888), (70, 3161904), (76, 2912280), (80, 2766666), (84, 2634920), (95, 2329824), (96, 2305555), (105, 2107936), (112, 1976190), (114, 1941520), (120, 1844444), (133, 1664160), (140, 1580952), (152, 1456140), (160, 1383333), (168, 1317460), (190, 1164912), (210, 1053968), (224, 988095), (228, 970760), (240, 922222), (266, 832080), (280, 790476), (285, 776608), (304, 728070), (336, 658730), (380, 582456), (399, 554720), (420, 526984), (456, 485380), (480, 461111), (532, 416040), (560, 395238), (570, 388304), (608, 364035), (665, 332832), (672, 329365), (760, 291228), (798, 277360), (840, 263492), (912, 242690), (1064, 208020), (1120, 197619), (1140, 194152), (1330, 166416), (1520, 145614), (1596, 138680), (1680, 131746), (1824, 121345), (1995, 110944), (2128, 104010), (2280, 97076), (2660, 83208), (3040, 72807), (3192, 69340), (3360, 65873), (3467, 63840), (3990, 55472), (4256, 52005), (4560, 48538), (5320, 41604), (6384, 34670), (6934, 31920), (7980, 27736), (9120, 24269), (10401, 21280), (10640, 20802), (12768, 17335), (13868, 15960)]