81604656

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{1109}}^1$

素因数の和:1203

約数の個数: 120

約数和(自身を含む): 264819360

約数和(自身を除く): 183214704

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 73, 84, 112, 126, 144, 146, 168, 219, 252, 292, 336, 438, 504, 511, 584, 657, 876, 1008, 1022, 1109, 1168, 1314, 1533, 1752, 2044, 2218, 2628, 3066, 3327, 3504, 4088, 4436, 4599, 5256, 6132, 6654, 7763, 8176, 8872, 9198, 9981, 10512, 12264, 13308, 15526, 17744, 18396, 19962, 23289, 24528, 26616, 31052, 36792, 39924, 46578, 53232, 62104, 69867, 73584, 79848, 80957, 93156, 124208, 139734, 159696, 161914, 186312, 242871, 279468, 323828, 372624, 485742, 558936, 566699, 647656, 728613, 971484, 1117872, 1133398, 1295312, 1457226, 1700097, 1942968, 2266796, 2914452, 3400194, 3885936, 4533592, 5100291, 5828904, 6800388, 9067184, 10200582, 11657808, 13600776, 20401164, 27201552, 40802328, 81604656]

約数ペア:

[(1, 81604656), (2, 40802328), (3, 27201552), (4, 20401164), (6, 13600776), (7, 11657808), (8, 10200582), (9, 9067184), (12, 6800388), (14, 5828904), (16, 5100291), (18, 4533592), (21, 3885936), (24, 3400194), (28, 2914452), (36, 2266796), (42, 1942968), (48, 1700097), (56, 1457226), (63, 1295312), (72, 1133398), (73, 1117872), (84, 971484), (112, 728613), (126, 647656), (144, 566699), (146, 558936), (168, 485742), (219, 372624), (252, 323828), (292, 279468), (336, 242871), (438, 186312), (504, 161914), (511, 159696), (584, 139734), (657, 124208), (876, 93156), (1008, 80957), (1022, 79848), (1109, 73584), (1168, 69867), (1314, 62104), (1533, 53232), (1752, 46578), (2044, 39924), (2218, 36792), (2628, 31052), (3066, 26616), (3327, 24528), (3504, 23289), (4088, 19962), (4436, 18396), (4599, 17744), (5256, 15526), (6132, 13308), (6654, 12264), (7763, 10512), (8176, 9981), (8872, 9198)]