20964859968

素因数分解:

$2^6\times 3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{349}}^1\times {\mathrm{587}}^1$

素因数の和:1005

約数の個数: 224

約数和(自身を含む): 61473283200

約数和(自身を除く): 40508423232

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 41, 48, 52, 64, 78, 82, 96, 104, 123, 156, 164, 192, 208, 246, 312, 328, 349, 416, 492, 533, 587, 624, 656, 698, 832, 984, 1047, 1066, 1174, 1248, 1312, 1396, 1599, 1761, 1968, 2094, 2132, 2348, 2496, 2624, 2792, 3198, 3522, 3936, 4188, 4264, 4537, 4696, 5584, 6396, 7044, 7631, 7872, 8376, 8528, 9074, 9392, 11168, 12792, 13611, 14088, 14309, 15262, 16752, 17056, 18148, 18784, 22336, 22893, 24067, 25584, 27222, 28176, 28618, 30524, 33504, 34112, 36296, 37568, 42927, 45786, 48134, 51168, 54444, 56352, 57236, 61048, 67008, 72201, 72592, 85854, 91572, 96268, 102336, 108888, 112704, 114472, 122096, 144402, 145184, 171708, 183144, 186017, 192536, 204863, 217776, 228944, 244192, 288804, 290368, 312871, 343416, 366288, 372034, 385072, 409726, 435552, 457888, 488384, 558051, 577608, 614589, 625742, 686832, 732576, 744068, 770144, 819452, 871104, 915776, 938613, 1116102, 1155216, 1229178, 1251484, 1373664, 1465152, 1488136, 1540288, 1638904, 1877226, 2232204, 2310432, 2458356, 2502968, 2663219, 2747328, 2976272, 3277808, 3754452, 4464408, 4620864, 4916712, 5005936, 5326438, 5952544, 6555616, 7508904, 7989657, 8399383, 8928816, 9833424, 10011872, 10652876, 11905088, 13111232, 15017808, 15979314, 16798766, 17857632, 19666848, 20023744, 21305752, 25198149, 30035616, 31958628, 33597532, 35715264, 39333696, 42611504, 50396298, 60071232, 63917256, 67195064, 85223008, 100792596, 109191979, 127834512, 134390128, 170446016, 201585192, 218383958, 255669024, 268780256, 327575937, 403170384, 436767916, 511338048, 537560512, 655151874, 806340768, 873535832, 1310303748, 1612681536, 1747071664, 2620607496, 3494143328, 5241214992, 6988286656, 10482429984, 20964859968]

約数ペア:

[(1, 20964859968), (2, 10482429984), (3, 6988286656), (4, 5241214992), (6, 3494143328), (8, 2620607496), (12, 1747071664), (13, 1612681536), (16, 1310303748), (24, 873535832), (26, 806340768), (32, 655151874), (39, 537560512), (41, 511338048), (48, 436767916), (52, 403170384), (64, 327575937), (78, 268780256), (82, 255669024), (96, 218383958), (104, 201585192), (123, 170446016), (156, 134390128), (164, 127834512), (192, 109191979), (208, 100792596), (246, 85223008), (312, 67195064), (328, 63917256), (349, 60071232), (416, 50396298), (492, 42611504), (533, 39333696), (587, 35715264), (624, 33597532), (656, 31958628), (698, 30035616), (832, 25198149), (984, 21305752), (1047, 20023744), (1066, 19666848), (1174, 17857632), (1248, 16798766), (1312, 15979314), (1396, 15017808), (1599, 13111232), (1761, 11905088), (1968, 10652876), (2094, 10011872), (2132, 9833424), (2348, 8928816), (2496, 8399383), (2624, 7989657), (2792, 7508904), (3198, 6555616), (3522, 5952544), (3936, 5326438), (4188, 5005936), (4264, 4916712), (4537, 4620864), (4696, 4464408), (5584, 3754452), (6396, 3277808), (7044, 2976272), (7631, 2747328), (7872, 2663219), (8376, 2502968), (8528, 2458356), (9074, 2310432), (9392, 2232204), (11168, 1877226), (12792, 1638904), (13611, 1540288), (14088, 1488136), (14309, 1465152), (15262, 1373664), (16752, 1251484), (17056, 1229178), (18148, 1155216), (18784, 1116102), (22336, 938613), (22893, 915776), (24067, 871104), (25584, 819452), (27222, 770144), (28176, 744068), (28618, 732576), (30524, 686832), (33504, 625742), (34112, 614589), (36296, 577608), (37568, 558051), (42927, 488384), (45786, 457888), (48134, 435552), (51168, 409726), (54444, 385072), (56352, 372034), (57236, 366288), (61048, 343416), (67008, 312871), (72201, 290368), (72592, 288804), (85854, 244192), (91572, 228944), (96268, 217776), (102336, 204863), (108888, 192536), (112704, 186017), (114472, 183144), (122096, 171708), (144402, 145184)]