262121120

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1229}}^1$

素因数の和:1318

約数の個数: 96

約数和(自身を含む): 654635520

約数和(自身を除く): 392514400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 43, 62, 80, 86, 124, 155, 160, 172, 215, 248, 310, 344, 430, 496, 620, 688, 860, 992, 1229, 1240, 1333, 1376, 1720, 2458, 2480, 2666, 3440, 4916, 4960, 5332, 6145, 6665, 6880, 9832, 10664, 12290, 13330, 19664, 21328, 24580, 26660, 38099, 39328, 42656, 49160, 52847, 53320, 76198, 98320, 105694, 106640, 152396, 190495, 196640, 211388, 213280, 264235, 304792, 380990, 422776, 528470, 609584, 761980, 845552, 1056940, 1219168, 1523960, 1638257, 1691104, 2113880, 3047920, 3276514, 4227760, 6095840, 6553028, 8191285, 8455520, 13106056, 16382570, 26212112, 32765140, 52424224, 65530280, 131060560, 262121120]

約数ペア:

[(1, 262121120), (2, 131060560), (4, 65530280), (5, 52424224), (8, 32765140), (10, 26212112), (16, 16382570), (20, 13106056), (31, 8455520), (32, 8191285), (40, 6553028), (43, 6095840), (62, 4227760), (80, 3276514), (86, 3047920), (124, 2113880), (155, 1691104), (160, 1638257), (172, 1523960), (215, 1219168), (248, 1056940), (310, 845552), (344, 761980), (430, 609584), (496, 528470), (620, 422776), (688, 380990), (860, 304792), (992, 264235), (1229, 213280), (1240, 211388), (1333, 196640), (1376, 190495), (1720, 152396), (2458, 106640), (2480, 105694), (2666, 98320), (3440, 76198), (4916, 53320), (4960, 52847), (5332, 49160), (6145, 42656), (6665, 39328), (6880, 38099), (9832, 26660), (10664, 24580), (12290, 21328), (13330, 19664)]