268907595

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1\times {\mathrm{251}}^1$

素因数の和:464

約数の個数: 64

約数和(自身を含む): 485388288

約数和(自身を除く): 216480693

約数列:

[1, 3, 5, 11, 15, 33, 43, 55, 129, 151, 165, 215, 251, 453, 473, 645, 753, 755, 1255, 1419, 1661, 2265, 2365, 2761, 3765, 4983, 6493, 7095, 8283, 8305, 10793, 13805, 19479, 24915, 32379, 32465, 37901, 41415, 53965, 71423, 97395, 113703, 118723, 161895, 189505, 214269, 356169, 357115, 416911, 568515, 593615, 1071345, 1250733, 1629743, 1780845, 2084555, 4889229, 6253665, 8148715, 17927173, 24446145, 53781519, 89635865, 268907595]

約数ペア:

[(1, 268907595), (3, 89635865), (5, 53781519), (11, 24446145), (15, 17927173), (33, 8148715), (43, 6253665), (55, 4889229), (129, 2084555), (151, 1780845), (165, 1629743), (215, 1250733), (251, 1071345), (453, 593615), (473, 568515), (645, 416911), (753, 357115), (755, 356169), (1255, 214269), (1419, 189505), (1661, 161895), (2265, 118723), (2365, 113703), (2761, 97395), (3765, 71423), (4983, 53965), (6493, 41415), (7095, 37901), (8283, 32465), (8305, 32379), (10793, 24915), (13805, 19479)]