644215464

素因数分解:

$2^3\times 3^3\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1$

素因数の和:205

約数の個数: 256

約数和(自身を含む): 1990656000

約数和(自身を除く): 1346440536

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 27, 31, 36, 46, 47, 54, 62, 69, 72, 89, 92, 93, 94, 108, 124, 138, 141, 178, 184, 186, 188, 207, 216, 248, 267, 276, 279, 282, 356, 372, 376, 414, 423, 534, 552, 558, 564, 621, 712, 713, 744, 801, 828, 837, 846, 1068, 1081, 1116, 1128, 1242, 1269, 1426, 1457, 1602, 1656, 1674, 1692, 2047, 2136, 2139, 2162, 2232, 2403, 2484, 2538, 2759, 2852, 2914, 3204, 3243, 3348, 3384, 4094, 4183, 4278, 4324, 4371, 4806, 4968, 5076, 5518, 5704, 5828, 6141, 6408, 6417, 6486, 6696, 8188, 8277, 8366, 8556, 8648, 8742, 9612, 9729, 10152, 11036, 11656, 12282, 12549, 12834, 12972, 13113, 16376, 16554, 16732, 17112, 17484, 18423, 19224, 19251, 19458, 22072, 24564, 24831, 25098, 25668, 25944, 26226, 29187, 33108, 33464, 33511, 34968, 36846, 37647, 38502, 38916, 39339, 49128, 49662, 50196, 51336, 52452, 55269, 58374, 63457, 66216, 67022, 73692, 74493, 75294, 77004, 77832, 78678, 96209, 99324, 100392, 100533, 104904, 110538, 112941, 116748, 126914, 129673, 134044, 147384, 148986, 150588, 154008, 157356, 190371, 192418, 198648, 201066, 221076, 225882, 233496, 253828, 259346, 268088, 288627, 297972, 301176, 301599, 314712, 380742, 384836, 389019, 402132, 442152, 451764, 507656, 518692, 571113, 577254, 595944, 603198, 761484, 769672, 778038, 804264, 865881, 903528, 904797, 1037384, 1142226, 1154508, 1167057, 1206396, 1522968, 1556076, 1713339, 1731762, 1809594, 2284452, 2309016, 2334114, 2412792, 2597643, 2982479, 3112152, 3426678, 3463524, 3501171, 3619188, 4568904, 4668228, 5195286, 5964958, 6853356, 6927048, 7002342, 7238376, 8947437, 9336456, 10390572, 11929916, 13706712, 14004684, 17894874, 20781144, 23859832, 26842311, 28009368, 35789748, 53684622, 71579496, 80526933, 107369244, 161053866, 214738488, 322107732, 644215464]

約数ペア:

[(1, 644215464), (2, 322107732), (3, 214738488), (4, 161053866), (6, 107369244), (8, 80526933), (9, 71579496), (12, 53684622), (18, 35789748), (23, 28009368), (24, 26842311), (27, 23859832), (31, 20781144), (36, 17894874), (46, 14004684), (47, 13706712), (54, 11929916), (62, 10390572), (69, 9336456), (72, 8947437), (89, 7238376), (92, 7002342), (93, 6927048), (94, 6853356), (108, 5964958), (124, 5195286), (138, 4668228), (141, 4568904), (178, 3619188), (184, 3501171), (186, 3463524), (188, 3426678), (207, 3112152), (216, 2982479), (248, 2597643), (267, 2412792), (276, 2334114), (279, 2309016), (282, 2284452), (356, 1809594), (372, 1731762), (376, 1713339), (414, 1556076), (423, 1522968), (534, 1206396), (552, 1167057), (558, 1154508), (564, 1142226), (621, 1037384), (712, 904797), (713, 903528), (744, 865881), (801, 804264), (828, 778038), (837, 769672), (846, 761484), (1068, 603198), (1081, 595944), (1116, 577254), (1128, 571113), (1242, 518692), (1269, 507656), (1426, 451764), (1457, 442152), (1602, 402132), (1656, 389019), (1674, 384836), (1692, 380742), (2047, 314712), (2136, 301599), (2139, 301176), (2162, 297972), (2232, 288627), (2403, 268088), (2484, 259346), (2538, 253828), (2759, 233496), (2852, 225882), (2914, 221076), (3204, 201066), (3243, 198648), (3348, 192418), (3384, 190371), (4094, 157356), (4183, 154008), (4278, 150588), (4324, 148986), (4371, 147384), (4806, 134044), (4968, 129673), (5076, 126914), (5518, 116748), (5704, 112941), (5828, 110538), (6141, 104904), (6408, 100533), (6417, 100392), (6486, 99324), (6696, 96209), (8188, 78678), (8277, 77832), (8366, 77004), (8556, 75294), (8648, 74493), (8742, 73692), (9612, 67022), (9729, 66216), (10152, 63457), (11036, 58374), (11656, 55269), (12282, 52452), (12549, 51336), (12834, 50196), (12972, 49662), (13113, 49128), (16376, 39339), (16554, 38916), (16732, 38502), (17112, 37647), (17484, 36846), (18423, 34968), (19224, 33511), (19251, 33464), (19458, 33108), (22072, 29187), (24564, 26226), (24831, 25944), (25098, 25668)]