221489664

素因数分解:

$2^9\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13109}}^1$

素因数の和:13141

約数の個数: 80

約数和(自身を含む): 643753440

約数和(自身を除く): 422263776

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 44, 48, 64, 66, 88, 96, 128, 132, 176, 192, 256, 264, 352, 384, 512, 528, 704, 768, 1056, 1408, 1536, 2112, 2816, 4224, 5632, 8448, 13109, 16896, 26218, 39327, 52436, 78654, 104872, 144199, 157308, 209744, 288398, 314616, 419488, 432597, 576796, 629232, 838976, 865194, 1153592, 1258464, 1677952, 1730388, 2307184, 2516928, 3355904, 3460776, 4614368, 5033856, 6711808, 6921552, 9228736, 10067712, 13843104, 18457472, 20135424, 27686208, 36914944, 55372416, 73829888, 110744832, 221489664]

約数ペア:

[(1, 221489664), (2, 110744832), (3, 73829888), (4, 55372416), (6, 36914944), (8, 27686208), (11, 20135424), (12, 18457472), (16, 13843104), (22, 10067712), (24, 9228736), (32, 6921552), (33, 6711808), (44, 5033856), (48, 4614368), (64, 3460776), (66, 3355904), (88, 2516928), (96, 2307184), (128, 1730388), (132, 1677952), (176, 1258464), (192, 1153592), (256, 865194), (264, 838976), (352, 629232), (384, 576796), (512, 432597), (528, 419488), (704, 314616), (768, 288398), (1056, 209744), (1408, 157308), (1536, 144199), (2112, 104872), (2816, 78654), (4224, 52436), (5632, 39327), (8448, 26218), (13109, 16896)]