177557240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{349}}^1$

素因数の和:469

約数の個数: 128

約数和(自身を含む): 483840000

約数和(自身を除く): 306282760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 79, 92, 115, 140, 158, 161, 184, 230, 280, 316, 322, 349, 395, 460, 553, 632, 644, 698, 790, 805, 920, 1106, 1288, 1396, 1580, 1610, 1745, 1817, 2212, 2443, 2765, 2792, 3160, 3220, 3490, 3634, 4424, 4886, 5530, 6440, 6980, 7268, 8027, 9085, 9772, 11060, 12215, 12719, 13960, 14536, 16054, 18170, 19544, 22120, 24430, 25438, 27571, 32108, 36340, 40135, 48860, 50876, 55142, 56189, 63595, 64216, 72680, 80270, 97720, 101752, 110284, 112378, 127190, 137855, 160540, 192997, 220568, 224756, 254380, 275710, 280945, 321080, 385994, 449512, 508760, 551420, 561890, 634133, 771988, 964985, 1102840, 1123780, 1268266, 1543976, 1929970, 2247560, 2536532, 3170665, 3859940, 4438931, 5073064, 6341330, 7719880, 8877862, 12682660, 17755724, 22194655, 25365320, 35511448, 44389310, 88778620, 177557240]

約数ペア:

[(1, 177557240), (2, 88778620), (4, 44389310), (5, 35511448), (7, 25365320), (8, 22194655), (10, 17755724), (14, 12682660), (20, 8877862), (23, 7719880), (28, 6341330), (35, 5073064), (40, 4438931), (46, 3859940), (56, 3170665), (70, 2536532), (79, 2247560), (92, 1929970), (115, 1543976), (140, 1268266), (158, 1123780), (161, 1102840), (184, 964985), (230, 771988), (280, 634133), (316, 561890), (322, 551420), (349, 508760), (395, 449512), (460, 385994), (553, 321080), (632, 280945), (644, 275710), (698, 254380), (790, 224756), (805, 220568), (920, 192997), (1106, 160540), (1288, 137855), (1396, 127190), (1580, 112378), (1610, 110284), (1745, 101752), (1817, 97720), (2212, 80270), (2443, 72680), (2765, 64216), (2792, 63595), (3160, 56189), (3220, 55142), (3490, 50876), (3634, 48860), (4424, 40135), (4886, 36340), (5530, 32108), (6440, 27571), (6980, 25438), (7268, 24430), (8027, 22120), (9085, 19544), (9772, 18170), (11060, 16054), (12215, 14536), (12719, 13960)]