1302770720

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{4243}}^1$

素因数の和:4378

約数の個数: 96

約数和(自身を含む): 3272633280

約数和(自身を除く): 1969862560

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 101, 152, 160, 190, 202, 304, 380, 404, 505, 608, 760, 808, 1010, 1520, 1616, 1919, 2020, 3040, 3232, 3838, 4040, 4243, 7676, 8080, 8486, 9595, 15352, 16160, 16972, 19190, 21215, 30704, 33944, 38380, 42430, 61408, 67888, 76760, 80617, 84860, 135776, 153520, 161234, 169720, 307040, 322468, 339440, 403085, 428543, 644936, 678880, 806170, 857086, 1289872, 1612340, 1714172, 2142715, 2579744, 3224680, 3428344, 4285430, 6449360, 6856688, 8142317, 8570860, 12898720, 13713376, 16284634, 17141720, 32569268, 34283440, 40711585, 65138536, 68566880, 81423170, 130277072, 162846340, 260554144, 325692680, 651385360, 1302770720]

約数ペア:

[(1, 1302770720), (2, 651385360), (4, 325692680), (5, 260554144), (8, 162846340), (10, 130277072), (16, 81423170), (19, 68566880), (20, 65138536), (32, 40711585), (38, 34283440), (40, 32569268), (76, 17141720), (80, 16284634), (95, 13713376), (101, 12898720), (152, 8570860), (160, 8142317), (190, 6856688), (202, 6449360), (304, 4285430), (380, 3428344), (404, 3224680), (505, 2579744), (608, 2142715), (760, 1714172), (808, 1612340), (1010, 1289872), (1520, 857086), (1616, 806170), (1919, 678880), (2020, 644936), (3040, 428543), (3232, 403085), (3838, 339440), (4040, 322468), (4243, 307040), (7676, 169720), (8080, 161234), (8486, 153520), (9595, 135776), (15352, 84860), (16160, 80617), (16972, 76760), (19190, 67888), (21215, 61408), (30704, 42430), (33944, 38380)]