1215755520

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1459}}^1$

素因数の和:1521

約数の個数: 288

約数和(自身を含む): 4583792640

約数和(自身を除く): 3368037120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 32, 35, 40, 42, 48, 56, 60, 62, 64, 70, 80, 84, 93, 96, 105, 112, 120, 124, 128, 140, 155, 160, 168, 186, 192, 210, 217, 224, 240, 248, 256, 280, 310, 320, 336, 372, 384, 420, 434, 448, 465, 480, 496, 560, 620, 640, 651, 672, 744, 768, 840, 868, 896, 930, 960, 992, 1085, 1120, 1240, 1280, 1302, 1344, 1459, 1488, 1680, 1736, 1792, 1860, 1920, 1984, 2170, 2240, 2480, 2604, 2688, 2918, 2976, 3255, 3360, 3472, 3720, 3840, 3968, 4340, 4377, 4480, 4960, 5208, 5376, 5836, 5952, 6510, 6720, 6944, 7295, 7440, 7936, 8680, 8754, 8960, 9920, 10213, 10416, 11672, 11904, 13020, 13440, 13888, 14590, 14880, 17360, 17508, 19840, 20426, 20832, 21885, 23344, 23808, 26040, 26880, 27776, 29180, 29760, 30639, 34720, 35016, 39680, 40852, 41664, 43770, 45229, 46688, 51065, 52080, 55552, 58360, 59520, 61278, 69440, 70032, 81704, 83328, 87540, 90458, 93376, 102130, 104160, 116720, 119040, 122556, 135687, 138880, 140064, 153195, 163408, 166656, 175080, 180916, 186752, 204260, 208320, 226145, 233440, 245112, 271374, 277760, 280128, 306390, 316603, 326816, 350160, 361832, 373504, 408520, 416640, 452290, 466880, 490224, 542748, 560256, 612780, 633206, 653632, 678435, 700320, 723664, 817040, 833280, 904580, 933760, 949809, 980448, 1085496, 1120512, 1225560, 1266412, 1307264, 1356870, 1400640, 1447328, 1583015, 1634080, 1809160, 1867520, 1899618, 1960896, 2170992, 2451120, 2532824, 2614528, 2713740, 2801280, 2894656, 3166030, 3268160, 3618320, 3799236, 3921792, 4341984, 4749045, 4902240, 5065648, 5427480, 5602560, 5789312, 6332060, 6536320, 7236640, 7598472, 7843584, 8683968, 9498090, 9804480, 10131296, 10854960, 11578624, 12664120, 13072640, 14473280, 15196944, 17367936, 18996180, 19608960, 20262592, 21709920, 25328240, 28946560, 30393888, 34735872, 37992360, 39217920, 40525184, 43419840, 50656480, 57893120, 60787776, 75984720, 81050368, 86839680, 101312960, 121575552, 151969440, 173679360, 202625920, 243151104, 303938880, 405251840, 607877760, 1215755520]

約数ペア:

[(1, 1215755520), (2, 607877760), (3, 405251840), (4, 303938880), (5, 243151104), (6, 202625920), (7, 173679360), (8, 151969440), (10, 121575552), (12, 101312960), (14, 86839680), (15, 81050368), (16, 75984720), (20, 60787776), (21, 57893120), (24, 50656480), (28, 43419840), (30, 40525184), (31, 39217920), (32, 37992360), (35, 34735872), (40, 30393888), (42, 28946560), (48, 25328240), (56, 21709920), (60, 20262592), (62, 19608960), (64, 18996180), (70, 17367936), (80, 15196944), (84, 14473280), (93, 13072640), (96, 12664120), (105, 11578624), (112, 10854960), (120, 10131296), (124, 9804480), (128, 9498090), (140, 8683968), (155, 7843584), (160, 7598472), (168, 7236640), (186, 6536320), (192, 6332060), (210, 5789312), (217, 5602560), (224, 5427480), (240, 5065648), (248, 4902240), (256, 4749045), (280, 4341984), (310, 3921792), (320, 3799236), (336, 3618320), (372, 3268160), (384, 3166030), (420, 2894656), (434, 2801280), (448, 2713740), (465, 2614528), (480, 2532824), (496, 2451120), (560, 2170992), (620, 1960896), (640, 1899618), (651, 1867520), (672, 1809160), (744, 1634080), (768, 1583015), (840, 1447328), (868, 1400640), (896, 1356870), (930, 1307264), (960, 1266412), (992, 1225560), (1085, 1120512), (1120, 1085496), (1240, 980448), (1280, 949809), (1302, 933760), (1344, 904580), (1459, 833280), (1488, 817040), (1680, 723664), (1736, 700320), (1792, 678435), (1860, 653632), (1920, 633206), (1984, 612780), (2170, 560256), (2240, 542748), (2480, 490224), (2604, 466880), (2688, 452290), (2918, 416640), (2976, 408520), (3255, 373504), (3360, 361832), (3472, 350160), (3720, 326816), (3840, 316603), (3968, 306390), (4340, 280128), (4377, 277760), (4480, 271374), (4960, 245112), (5208, 233440), (5376, 226145), (5836, 208320), (5952, 204260), (6510, 186752), (6720, 180916), (6944, 175080), (7295, 166656), (7440, 163408), (7936, 153195), (8680, 140064), (8754, 138880), (8960, 135687), (9920, 122556), (10213, 119040), (10416, 116720), (11672, 104160), (11904, 102130), (13020, 93376), (13440, 90458), (13888, 87540), (14590, 83328), (14880, 81704), (17360, 70032), (17508, 69440), (19840, 61278), (20426, 59520), (20832, 58360), (21885, 55552), (23344, 52080), (23808, 51065), (26040, 46688), (26880, 45229), (27776, 43770), (29180, 41664), (29760, 40852), (30639, 39680), (34720, 35016)]