216458880

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{277}}^1$

素因数の和:347

約数の個数: 256

約数和(自身を含む): 775820160

約数和(自身を除く): 559361280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 37, 40, 44, 48, 55, 60, 64, 66, 74, 80, 88, 96, 110, 111, 120, 128, 132, 148, 160, 165, 176, 185, 192, 220, 222, 240, 264, 277, 296, 320, 330, 352, 370, 384, 407, 440, 444, 480, 528, 554, 555, 592, 640, 660, 704, 740, 814, 831, 880, 888, 960, 1056, 1108, 1110, 1184, 1221, 1320, 1385, 1408, 1480, 1628, 1662, 1760, 1776, 1920, 2035, 2112, 2216, 2220, 2368, 2442, 2640, 2770, 2960, 3047, 3256, 3324, 3520, 3552, 4070, 4155, 4224, 4432, 4440, 4736, 4884, 5280, 5540, 5920, 6094, 6105, 6512, 6648, 7040, 7104, 8140, 8310, 8864, 8880, 9141, 9768, 10249, 10560, 11080, 11840, 12188, 12210, 13024, 13296, 14208, 15235, 16280, 16620, 17728, 17760, 18282, 19536, 20498, 21120, 22160, 23680, 24376, 24420, 26048, 26592, 30470, 30747, 32560, 33240, 35456, 35520, 36564, 39072, 40996, 44320, 45705, 48752, 48840, 51245, 52096, 53184, 60940, 61494, 65120, 66480, 71040, 73128, 78144, 81992, 88640, 91410, 97504, 97680, 102490, 106368, 112739, 121880, 122988, 130240, 132960, 146256, 153735, 156288, 163984, 177280, 182820, 195008, 195360, 204980, 225478, 243760, 245976, 260480, 265920, 292512, 307470, 327968, 338217, 365640, 390016, 390720, 409960, 450956, 487520, 491952, 531840, 563695, 585024, 614940, 655936, 676434, 731280, 781440, 819920, 901912, 975040, 983904, 1127390, 1170048, 1229880, 1311872, 1352868, 1462560, 1639840, 1691085, 1803824, 1950080, 1967808, 2254780, 2459760, 2705736, 2925120, 3279680, 3382170, 3607648, 3935616, 4509560, 4919520, 5411472, 5850240, 6559360, 6764340, 7215296, 9019120, 9839040, 10822944, 13528680, 14430592, 18038240, 19678080, 21645888, 27057360, 36076480, 43291776, 54114720, 72152960, 108229440, 216458880]

約数ペア:

[(1, 216458880), (2, 108229440), (3, 72152960), (4, 54114720), (5, 43291776), (6, 36076480), (8, 27057360), (10, 21645888), (11, 19678080), (12, 18038240), (15, 14430592), (16, 13528680), (20, 10822944), (22, 9839040), (24, 9019120), (30, 7215296), (32, 6764340), (33, 6559360), (37, 5850240), (40, 5411472), (44, 4919520), (48, 4509560), (55, 3935616), (60, 3607648), (64, 3382170), (66, 3279680), (74, 2925120), (80, 2705736), (88, 2459760), (96, 2254780), (110, 1967808), (111, 1950080), (120, 1803824), (128, 1691085), (132, 1639840), (148, 1462560), (160, 1352868), (165, 1311872), (176, 1229880), (185, 1170048), (192, 1127390), (220, 983904), (222, 975040), (240, 901912), (264, 819920), (277, 781440), (296, 731280), (320, 676434), (330, 655936), (352, 614940), (370, 585024), (384, 563695), (407, 531840), (440, 491952), (444, 487520), (480, 450956), (528, 409960), (554, 390720), (555, 390016), (592, 365640), (640, 338217), (660, 327968), (704, 307470), (740, 292512), (814, 265920), (831, 260480), (880, 245976), (888, 243760), (960, 225478), (1056, 204980), (1108, 195360), (1110, 195008), (1184, 182820), (1221, 177280), (1320, 163984), (1385, 156288), (1408, 153735), (1480, 146256), (1628, 132960), (1662, 130240), (1760, 122988), (1776, 121880), (1920, 112739), (2035, 106368), (2112, 102490), (2216, 97680), (2220, 97504), (2368, 91410), (2442, 88640), (2640, 81992), (2770, 78144), (2960, 73128), (3047, 71040), (3256, 66480), (3324, 65120), (3520, 61494), (3552, 60940), (4070, 53184), (4155, 52096), (4224, 51245), (4432, 48840), (4440, 48752), (4736, 45705), (4884, 44320), (5280, 40996), (5540, 39072), (5920, 36564), (6094, 35520), (6105, 35456), (6512, 33240), (6648, 32560), (7040, 30747), (7104, 30470), (8140, 26592), (8310, 26048), (8864, 24420), (8880, 24376), (9141, 23680), (9768, 22160), (10249, 21120), (10560, 20498), (11080, 19536), (11840, 18282), (12188, 17760), (12210, 17728), (13024, 16620), (13296, 16280), (14208, 15235)]