225640320

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1$

素因数の和:293

約数の個数: 256

約数和(自身を含む): 789626880

約数和(自身を除く): 563986560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 31, 32, 34, 40, 48, 51, 60, 62, 64, 68, 80, 85, 93, 96, 102, 120, 124, 128, 136, 155, 160, 170, 186, 192, 204, 223, 240, 248, 255, 272, 310, 320, 340, 372, 384, 408, 446, 465, 480, 496, 510, 527, 544, 620, 640, 669, 680, 744, 816, 892, 930, 960, 992, 1020, 1054, 1088, 1115, 1240, 1338, 1360, 1488, 1581, 1632, 1784, 1860, 1920, 1984, 2040, 2108, 2176, 2230, 2480, 2635, 2676, 2720, 2976, 3162, 3264, 3345, 3568, 3720, 3791, 3968, 4080, 4216, 4460, 4960, 5270, 5352, 5440, 5952, 6324, 6528, 6690, 6913, 7136, 7440, 7582, 7905, 8160, 8432, 8920, 9920, 10540, 10704, 10880, 11373, 11904, 12648, 13380, 13826, 14272, 14880, 15164, 15810, 16320, 16864, 17840, 18955, 19840, 20739, 21080, 21408, 22746, 25296, 26760, 27652, 28544, 29760, 30328, 31620, 32640, 33728, 34565, 35680, 37910, 41478, 42160, 42816, 45492, 50592, 53520, 55304, 56865, 59520, 60656, 63240, 67456, 69130, 71360, 75820, 82956, 84320, 85632, 90984, 101184, 103695, 107040, 110608, 113730, 117521, 121312, 126480, 138260, 142720, 151640, 165912, 168640, 181968, 202368, 207390, 214080, 221216, 227460, 235042, 242624, 252960, 276520, 303280, 331824, 337280, 352563, 363936, 414780, 428160, 442432, 454920, 470084, 485248, 505920, 553040, 587605, 606560, 663648, 705126, 727872, 829560, 884864, 909840, 940168, 1011840, 1106080, 1175210, 1213120, 1327296, 1410252, 1455744, 1659120, 1762815, 1819680, 1880336, 2212160, 2350420, 2426240, 2654592, 2820504, 3318240, 3525630, 3639360, 3760672, 4424320, 4700840, 5641008, 6636480, 7051260, 7278720, 7521344, 9401680, 11282016, 13272960, 14102520, 15042688, 18803360, 22564032, 28205040, 37606720, 45128064, 56410080, 75213440, 112820160, 225640320]

約数ペア:

[(1, 225640320), (2, 112820160), (3, 75213440), (4, 56410080), (5, 45128064), (6, 37606720), (8, 28205040), (10, 22564032), (12, 18803360), (15, 15042688), (16, 14102520), (17, 13272960), (20, 11282016), (24, 9401680), (30, 7521344), (31, 7278720), (32, 7051260), (34, 6636480), (40, 5641008), (48, 4700840), (51, 4424320), (60, 3760672), (62, 3639360), (64, 3525630), (68, 3318240), (80, 2820504), (85, 2654592), (93, 2426240), (96, 2350420), (102, 2212160), (120, 1880336), (124, 1819680), (128, 1762815), (136, 1659120), (155, 1455744), (160, 1410252), (170, 1327296), (186, 1213120), (192, 1175210), (204, 1106080), (223, 1011840), (240, 940168), (248, 909840), (255, 884864), (272, 829560), (310, 727872), (320, 705126), (340, 663648), (372, 606560), (384, 587605), (408, 553040), (446, 505920), (465, 485248), (480, 470084), (496, 454920), (510, 442432), (527, 428160), (544, 414780), (620, 363936), (640, 352563), (669, 337280), (680, 331824), (744, 303280), (816, 276520), (892, 252960), (930, 242624), (960, 235042), (992, 227460), (1020, 221216), (1054, 214080), (1088, 207390), (1115, 202368), (1240, 181968), (1338, 168640), (1360, 165912), (1488, 151640), (1581, 142720), (1632, 138260), (1784, 126480), (1860, 121312), (1920, 117521), (1984, 113730), (2040, 110608), (2108, 107040), (2176, 103695), (2230, 101184), (2480, 90984), (2635, 85632), (2676, 84320), (2720, 82956), (2976, 75820), (3162, 71360), (3264, 69130), (3345, 67456), (3568, 63240), (3720, 60656), (3791, 59520), (3968, 56865), (4080, 55304), (4216, 53520), (4460, 50592), (4960, 45492), (5270, 42816), (5352, 42160), (5440, 41478), (5952, 37910), (6324, 35680), (6528, 34565), (6690, 33728), (6913, 32640), (7136, 31620), (7440, 30328), (7582, 29760), (7905, 28544), (8160, 27652), (8432, 26760), (8920, 25296), (9920, 22746), (10540, 21408), (10704, 21080), (10880, 20739), (11373, 19840), (11904, 18955), (12648, 17840), (13380, 16864), (13826, 16320), (14272, 15810), (14880, 15164)]