179770240

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:121

約数の個数: 256

約数和(自身を含む): 518192640

約数和(自身を除く): 338422400

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 31, 32, 34, 40, 41, 52, 62, 64, 65, 68, 80, 82, 85, 104, 124, 128, 130, 136, 155, 160, 164, 170, 205, 208, 221, 248, 260, 272, 310, 320, 328, 340, 403, 410, 416, 442, 496, 520, 527, 533, 544, 620, 640, 656, 680, 697, 806, 820, 832, 884, 992, 1040, 1054, 1066, 1088, 1105, 1240, 1271, 1312, 1360, 1394, 1612, 1640, 1664, 1768, 1984, 2015, 2080, 2108, 2132, 2176, 2210, 2480, 2542, 2624, 2635, 2665, 2720, 2788, 3224, 3280, 3485, 3536, 3968, 4030, 4160, 4216, 4264, 4420, 4960, 5084, 5248, 5270, 5330, 5440, 5576, 6355, 6448, 6560, 6851, 6970, 7072, 8060, 8320, 8432, 8528, 8840, 9061, 9920, 10168, 10540, 10660, 10880, 11152, 12710, 12896, 13120, 13702, 13940, 14144, 16120, 16523, 16864, 17056, 17680, 18122, 19840, 20336, 21080, 21320, 21607, 22304, 25420, 25792, 26240, 27404, 27880, 28288, 32240, 33046, 33728, 34112, 34255, 35360, 36244, 40672, 42160, 42640, 43214, 44608, 45305, 50840, 51584, 54808, 55760, 64480, 66092, 67456, 68224, 68510, 70720, 72488, 81344, 82615, 84320, 85280, 86428, 89216, 90610, 101680, 108035, 109616, 111520, 128960, 132184, 137020, 141440, 144976, 162688, 165230, 168640, 170560, 172856, 181220, 203360, 216070, 219232, 223040, 257920, 264368, 274040, 280891, 289952, 330460, 337280, 341120, 345712, 362440, 406720, 432140, 438464, 446080, 528736, 548080, 561782, 579904, 660920, 691424, 724880, 813440, 864280, 876928, 1057472, 1096160, 1123564, 1159808, 1321840, 1382848, 1404455, 1449760, 1728560, 2114944, 2192320, 2247128, 2643680, 2765696, 2808910, 2899520, 3457120, 4384640, 4494256, 5287360, 5617820, 5799040, 6914240, 8988512, 10574720, 11235640, 13828480, 17977024, 22471280, 35954048, 44942560, 89885120, 179770240]

約数ペア:

[(1, 179770240), (2, 89885120), (4, 44942560), (5, 35954048), (8, 22471280), (10, 17977024), (13, 13828480), (16, 11235640), (17, 10574720), (20, 8988512), (26, 6914240), (31, 5799040), (32, 5617820), (34, 5287360), (40, 4494256), (41, 4384640), (52, 3457120), (62, 2899520), (64, 2808910), (65, 2765696), (68, 2643680), (80, 2247128), (82, 2192320), (85, 2114944), (104, 1728560), (124, 1449760), (128, 1404455), (130, 1382848), (136, 1321840), (155, 1159808), (160, 1123564), (164, 1096160), (170, 1057472), (205, 876928), (208, 864280), (221, 813440), (248, 724880), (260, 691424), (272, 660920), (310, 579904), (320, 561782), (328, 548080), (340, 528736), (403, 446080), (410, 438464), (416, 432140), (442, 406720), (496, 362440), (520, 345712), (527, 341120), (533, 337280), (544, 330460), (620, 289952), (640, 280891), (656, 274040), (680, 264368), (697, 257920), (806, 223040), (820, 219232), (832, 216070), (884, 203360), (992, 181220), (1040, 172856), (1054, 170560), (1066, 168640), (1088, 165230), (1105, 162688), (1240, 144976), (1271, 141440), (1312, 137020), (1360, 132184), (1394, 128960), (1612, 111520), (1640, 109616), (1664, 108035), (1768, 101680), (1984, 90610), (2015, 89216), (2080, 86428), (2108, 85280), (2132, 84320), (2176, 82615), (2210, 81344), (2480, 72488), (2542, 70720), (2624, 68510), (2635, 68224), (2665, 67456), (2720, 66092), (2788, 64480), (3224, 55760), (3280, 54808), (3485, 51584), (3536, 50840), (3968, 45305), (4030, 44608), (4160, 43214), (4216, 42640), (4264, 42160), (4420, 40672), (4960, 36244), (5084, 35360), (5248, 34255), (5270, 34112), (5330, 33728), (5440, 33046), (5576, 32240), (6355, 28288), (6448, 27880), (6560, 27404), (6851, 26240), (6970, 25792), (7072, 25420), (8060, 22304), (8320, 21607), (8432, 21320), (8528, 21080), (8840, 20336), (9061, 19840), (9920, 18122), (10168, 17680), (10540, 17056), (10660, 16864), (10880, 16523), (11152, 16120), (12710, 14144), (12896, 13940), (13120, 13702)]