7278720

素因数分解:

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

素因数の和:262

約数の個数: 128

約数和(自身を含む): 24675840

約数和(自身を除く): 17397120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 64, 68, 80, 85, 96, 102, 120, 128, 136, 160, 170, 192, 204, 223, 240, 255, 272, 320, 340, 384, 408, 446, 480, 510, 544, 640, 669, 680, 816, 892, 960, 1020, 1088, 1115, 1338, 1360, 1632, 1784, 1920, 2040, 2176, 2230, 2676, 2720, 3264, 3345, 3568, 3791, 4080, 4460, 5352, 5440, 6528, 6690, 7136, 7582, 8160, 8920, 10704, 10880, 11373, 13380, 14272, 15164, 16320, 17840, 18955, 21408, 22746, 26760, 28544, 30328, 32640, 35680, 37910, 42816, 45492, 53520, 56865, 60656, 71360, 75820, 85632, 90984, 107040, 113730, 121312, 142720, 151640, 181968, 214080, 227460, 242624, 303280, 363936, 428160, 454920, 485248, 606560, 727872, 909840, 1213120, 1455744, 1819680, 2426240, 3639360, 7278720]

約数ペア:

[(1, 7278720), (2, 3639360), (3, 2426240), (4, 1819680), (5, 1455744), (6, 1213120), (8, 909840), (10, 727872), (12, 606560), (15, 485248), (16, 454920), (17, 428160), (20, 363936), (24, 303280), (30, 242624), (32, 227460), (34, 214080), (40, 181968), (48, 151640), (51, 142720), (60, 121312), (64, 113730), (68, 107040), (80, 90984), (85, 85632), (96, 75820), (102, 71360), (120, 60656), (128, 56865), (136, 53520), (160, 45492), (170, 42816), (192, 37910), (204, 35680), (223, 32640), (240, 30328), (255, 28544), (272, 26760), (320, 22746), (340, 21408), (384, 18955), (408, 17840), (446, 16320), (480, 15164), (510, 14272), (544, 13380), (640, 11373), (669, 10880), (680, 10704), (816, 8920), (892, 8160), (960, 7582), (1020, 7136), (1088, 6690), (1115, 6528), (1338, 5440), (1360, 5352), (1632, 4460), (1784, 4080), (1920, 3791), (2040, 3568), (2176, 3345), (2230, 3264), (2676, 2720)]