216541920

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{223}}^1$

素因数の和:282

約数の個数: 288

約数和(自身を含む): 831817728

約数和(自身を除く): 615275808

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 17, 20, 21, 24, 28, 30, 32, 34, 35, 40, 42, 48, 51, 56, 60, 68, 70, 80, 84, 85, 96, 102, 105, 112, 119, 120, 136, 140, 160, 168, 170, 204, 210, 223, 224, 238, 240, 255, 272, 280, 289, 336, 340, 357, 408, 420, 446, 476, 480, 510, 544, 560, 578, 595, 669, 672, 680, 714, 816, 840, 867, 892, 952, 1020, 1115, 1120, 1156, 1190, 1338, 1360, 1428, 1445, 1561, 1632, 1680, 1734, 1784, 1785, 1904, 2023, 2040, 2230, 2312, 2380, 2676, 2720, 2856, 2890, 3122, 3345, 3360, 3468, 3568, 3570, 3791, 3808, 4046, 4080, 4335, 4460, 4624, 4683, 4760, 5352, 5712, 5780, 6069, 6244, 6690, 6936, 7136, 7140, 7582, 7805, 8092, 8160, 8670, 8920, 9248, 9366, 9520, 10115, 10704, 11373, 11424, 11560, 12138, 12488, 13380, 13872, 14280, 15164, 15610, 16184, 17340, 17840, 18732, 18955, 19040, 20230, 21408, 22746, 23120, 23415, 24276, 24976, 26537, 26760, 27744, 28560, 30328, 30345, 31220, 32368, 34680, 35680, 37464, 37910, 40460, 45492, 46240, 46830, 48552, 49952, 53074, 53520, 56865, 57120, 60656, 60690, 62440, 64447, 64736, 69360, 74928, 75820, 79611, 80920, 90984, 93660, 97104, 106148, 107040, 113730, 121312, 121380, 124880, 128894, 132685, 138720, 149856, 151640, 159222, 161840, 181968, 187320, 193341, 194208, 212296, 227460, 242760, 249760, 257788, 265370, 303280, 318444, 322235, 323680, 363936, 374640, 386682, 398055, 424592, 451129, 454920, 485520, 515576, 530740, 606560, 636888, 644470, 749280, 773364, 796110, 849184, 902258, 909840, 966705, 971040, 1031152, 1061480, 1273776, 1288940, 1353387, 1546728, 1592220, 1804516, 1819680, 1933410, 2062304, 2122960, 2255645, 2547552, 2577880, 2706774, 3093456, 3184440, 3609032, 3866820, 4245920, 4511290, 5155760, 5413548, 6186912, 6368880, 6766935, 7218064, 7733640, 9022580, 10311520, 10827096, 12737760, 13533870, 14436128, 15467280, 18045160, 21654192, 27067740, 30934560, 36090320, 43308384, 54135480, 72180640, 108270960, 216541920]

約数ペア:

[(1, 216541920), (2, 108270960), (3, 72180640), (4, 54135480), (5, 43308384), (6, 36090320), (7, 30934560), (8, 27067740), (10, 21654192), (12, 18045160), (14, 15467280), (15, 14436128), (16, 13533870), (17, 12737760), (20, 10827096), (21, 10311520), (24, 9022580), (28, 7733640), (30, 7218064), (32, 6766935), (34, 6368880), (35, 6186912), (40, 5413548), (42, 5155760), (48, 4511290), (51, 4245920), (56, 3866820), (60, 3609032), (68, 3184440), (70, 3093456), (80, 2706774), (84, 2577880), (85, 2547552), (96, 2255645), (102, 2122960), (105, 2062304), (112, 1933410), (119, 1819680), (120, 1804516), (136, 1592220), (140, 1546728), (160, 1353387), (168, 1288940), (170, 1273776), (204, 1061480), (210, 1031152), (223, 971040), (224, 966705), (238, 909840), (240, 902258), (255, 849184), (272, 796110), (280, 773364), (289, 749280), (336, 644470), (340, 636888), (357, 606560), (408, 530740), (420, 515576), (446, 485520), (476, 454920), (480, 451129), (510, 424592), (544, 398055), (560, 386682), (578, 374640), (595, 363936), (669, 323680), (672, 322235), (680, 318444), (714, 303280), (816, 265370), (840, 257788), (867, 249760), (892, 242760), (952, 227460), (1020, 212296), (1115, 194208), (1120, 193341), (1156, 187320), (1190, 181968), (1338, 161840), (1360, 159222), (1428, 151640), (1445, 149856), (1561, 138720), (1632, 132685), (1680, 128894), (1734, 124880), (1784, 121380), (1785, 121312), (1904, 113730), (2023, 107040), (2040, 106148), (2230, 97104), (2312, 93660), (2380, 90984), (2676, 80920), (2720, 79611), (2856, 75820), (2890, 74928), (3122, 69360), (3345, 64736), (3360, 64447), (3468, 62440), (3568, 60690), (3570, 60656), (3791, 57120), (3808, 56865), (4046, 53520), (4080, 53074), (4335, 49952), (4460, 48552), (4624, 46830), (4683, 46240), (4760, 45492), (5352, 40460), (5712, 37910), (5780, 37464), (6069, 35680), (6244, 34680), (6690, 32368), (6936, 31220), (7136, 30345), (7140, 30328), (7582, 28560), (7805, 27744), (8092, 26760), (8160, 26537), (8670, 24976), (8920, 24276), (9248, 23415), (9366, 23120), (9520, 22746), (10115, 21408), (10704, 20230), (11373, 19040), (11424, 18955), (11560, 18732), (12138, 17840), (12488, 17340), (13380, 16184), (13872, 15610), (14280, 15164)]