1327831680

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{3187}}^1$

素因数の和:3247

約数の個数: 256

約数和(自身を含む): 4994703360

約数和(自身を除く): 3666871680

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, 280, 310, 320, 336, 372, 384, 420, 434, 448, 465, 480, 496, 560, 620, 640, 651, 672, 744, 840, 868, 896, 930, 960, 992, 1085, 1120, 1240, 1302, 1344, 1488, 1680, 1736, 1860, 1920, 1984, 2170, 2240, 2480, 2604, 2688, 2976, 3187, 3255, 3360, 3472, 3720, 3968, 4340, 4480, 4960, 5208, 5952, 6374, 6510, 6720, 6944, 7440, 8680, 9561, 9920, 10416, 11904, 12748, 13020, 13440, 13888, 14880, 15935, 17360, 19122, 19840, 20832, 22309, 25496, 26040, 27776, 29760, 31870, 34720, 38244, 41664, 44618, 47805, 50992, 52080, 59520, 63740, 66927, 69440, 76488, 83328, 89236, 95610, 98797, 101984, 104160, 111545, 127480, 133854, 138880, 152976, 178472, 191220, 197594, 203968, 208320, 223090, 254960, 267708, 296391, 305952, 334635, 356944, 382440, 395188, 407936, 416640, 446180, 493985, 509920, 535416, 592782, 611904, 669270, 691579, 713888, 764880, 790376, 892360, 987970, 1019840, 1070832, 1185564, 1223808, 1338540, 1383158, 1427776, 1481955, 1529760, 1580752, 1784720, 1975940, 2039680, 2074737, 2141664, 2371128, 2677080, 2766316, 2855552, 2963910, 3059520, 3161504, 3457895, 3569440, 3951880, 4149474, 4283328, 4742256, 5354160, 5532632, 5927820, 6119040, 6323008, 6915790, 7138880, 7903760, 8298948, 8566656, 9484512, 10373685, 10708320, 11065264, 11855640, 12646016, 13831580, 14277760, 15807520, 16597896, 18969024, 20747370, 21416640, 22130528, 23711280, 27663160, 31615040, 33195792, 37938048, 41494740, 42833280, 44261056, 47422560, 55326320, 63230080, 66391584, 82989480, 88522112, 94845120, 110652640, 132783168, 165978960, 189690240, 221305280, 265566336, 331957920, 442610560, 663915840, 1327831680]

約数ペア:

[(1, 1327831680), (2, 663915840), (3, 442610560), (4, 331957920), (5, 265566336), (6, 221305280), (7, 189690240), (8, 165978960), (10, 132783168), (12, 110652640), (14, 94845120), (15, 88522112), (16, 82989480), (20, 66391584), (21, 63230080), (24, 55326320), (28, 47422560), (30, 44261056), (31, 42833280), (32, 41494740), (35, 37938048), (40, 33195792), (42, 31615040), (48, 27663160), (56, 23711280), (60, 22130528), (62, 21416640), (64, 20747370), (70, 18969024), (80, 16597896), (84, 15807520), (93, 14277760), (96, 13831580), (105, 12646016), (112, 11855640), (120, 11065264), (124, 10708320), (128, 10373685), (140, 9484512), (155, 8566656), (160, 8298948), (168, 7903760), (186, 7138880), (192, 6915790), (210, 6323008), (217, 6119040), (224, 5927820), (240, 5532632), (248, 5354160), (280, 4742256), (310, 4283328), (320, 4149474), (336, 3951880), (372, 3569440), (384, 3457895), (420, 3161504), (434, 3059520), (448, 2963910), (465, 2855552), (480, 2766316), (496, 2677080), (560, 2371128), (620, 2141664), (640, 2074737), (651, 2039680), (672, 1975940), (744, 1784720), (840, 1580752), (868, 1529760), (896, 1481955), (930, 1427776), (960, 1383158), (992, 1338540), (1085, 1223808), (1120, 1185564), (1240, 1070832), (1302, 1019840), (1344, 987970), (1488, 892360), (1680, 790376), (1736, 764880), (1860, 713888), (1920, 691579), (1984, 669270), (2170, 611904), (2240, 592782), (2480, 535416), (2604, 509920), (2688, 493985), (2976, 446180), (3187, 416640), (3255, 407936), (3360, 395188), (3472, 382440), (3720, 356944), (3968, 334635), (4340, 305952), (4480, 296391), (4960, 267708), (5208, 254960), (5952, 223090), (6374, 208320), (6510, 203968), (6720, 197594), (6944, 191220), (7440, 178472), (8680, 152976), (9561, 138880), (9920, 133854), (10416, 127480), (11904, 111545), (12748, 104160), (13020, 101984), (13440, 98797), (13888, 95610), (14880, 89236), (15935, 83328), (17360, 76488), (19122, 69440), (19840, 66927), (20832, 63740), (22309, 59520), (25496, 52080), (26040, 50992), (27776, 47805), (29760, 44618), (31870, 41664), (34720, 38244)]