228725120

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{743}}^1$

素因数の和:812

約数の個数: 128

約数和(自身を含む): 605586240

約数和(自身を除く): 376861120

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 37, 40, 52, 64, 65, 74, 80, 104, 128, 130, 148, 160, 185, 208, 260, 296, 320, 370, 416, 481, 520, 592, 640, 740, 743, 832, 962, 1040, 1184, 1480, 1486, 1664, 1924, 2080, 2368, 2405, 2960, 2972, 3715, 3848, 4160, 4736, 4810, 5920, 5944, 7430, 7696, 8320, 9620, 9659, 11840, 11888, 14860, 15392, 19240, 19318, 23680, 23776, 27491, 29720, 30784, 38480, 38636, 47552, 48295, 54982, 59440, 61568, 76960, 77272, 95104, 96590, 109964, 118880, 137455, 153920, 154544, 193180, 219928, 237760, 274910, 307840, 309088, 357383, 386360, 439856, 475520, 549820, 618176, 714766, 772720, 879712, 1099640, 1236352, 1429532, 1545440, 1759424, 1786915, 2199280, 2859064, 3090880, 3518848, 3573830, 4398560, 5718128, 6181760, 7147660, 8797120, 11436256, 14295320, 17594240, 22872512, 28590640, 45745024, 57181280, 114362560, 228725120]

約数ペア:

[(1, 228725120), (2, 114362560), (4, 57181280), (5, 45745024), (8, 28590640), (10, 22872512), (13, 17594240), (16, 14295320), (20, 11436256), (26, 8797120), (32, 7147660), (37, 6181760), (40, 5718128), (52, 4398560), (64, 3573830), (65, 3518848), (74, 3090880), (80, 2859064), (104, 2199280), (128, 1786915), (130, 1759424), (148, 1545440), (160, 1429532), (185, 1236352), (208, 1099640), (260, 879712), (296, 772720), (320, 714766), (370, 618176), (416, 549820), (481, 475520), (520, 439856), (592, 386360), (640, 357383), (740, 309088), (743, 307840), (832, 274910), (962, 237760), (1040, 219928), (1184, 193180), (1480, 154544), (1486, 153920), (1664, 137455), (1924, 118880), (2080, 109964), (2368, 96590), (2405, 95104), (2960, 77272), (2972, 76960), (3715, 61568), (3848, 59440), (4160, 54982), (4736, 48295), (4810, 47552), (5920, 38636), (5944, 38480), (7430, 30784), (7696, 29720), (8320, 27491), (9620, 23776), (9659, 23680), (11840, 19318), (11888, 19240), (14860, 15392)]