71987076

素因数分解:

$2^2\times 3^3\times 7^2\times {\mathrm{61}}^1\times {\mathrm{223}}^1$

素因数の和:311

約数の個数: 144

約数和(自身を含む): 221652480

約数和(自身を除く): 149665404

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 61, 63, 84, 98, 108, 122, 126, 147, 183, 189, 196, 223, 244, 252, 294, 366, 378, 427, 441, 446, 549, 588, 669, 732, 756, 854, 882, 892, 1098, 1281, 1323, 1338, 1561, 1647, 1708, 1764, 2007, 2196, 2562, 2646, 2676, 2989, 3122, 3294, 3843, 4014, 4683, 5124, 5292, 5978, 6021, 6244, 6588, 7686, 8028, 8967, 9366, 10927, 11529, 11956, 12042, 13603, 14049, 15372, 17934, 18732, 21854, 23058, 24084, 26901, 27206, 28098, 32781, 35868, 40809, 42147, 43708, 46116, 53802, 54412, 56196, 65562, 80703, 81618, 84294, 95221, 98343, 107604, 122427, 131124, 161406, 163236, 168588, 190442, 196686, 244854, 285663, 295029, 322812, 367281, 380884, 393372, 489708, 571326, 590058, 666547, 734562, 856989, 1142652, 1180116, 1333094, 1469124, 1713978, 1999641, 2570967, 2666188, 3427956, 3999282, 5141934, 5998923, 7998564, 10283868, 11997846, 17996769, 23995692, 35993538, 71987076]

約数ペア:

[(1, 71987076), (2, 35993538), (3, 23995692), (4, 17996769), (6, 11997846), (7, 10283868), (9, 7998564), (12, 5998923), (14, 5141934), (18, 3999282), (21, 3427956), (27, 2666188), (28, 2570967), (36, 1999641), (42, 1713978), (49, 1469124), (54, 1333094), (61, 1180116), (63, 1142652), (84, 856989), (98, 734562), (108, 666547), (122, 590058), (126, 571326), (147, 489708), (183, 393372), (189, 380884), (196, 367281), (223, 322812), (244, 295029), (252, 285663), (294, 244854), (366, 196686), (378, 190442), (427, 168588), (441, 163236), (446, 161406), (549, 131124), (588, 122427), (669, 107604), (732, 98343), (756, 95221), (854, 84294), (882, 81618), (892, 80703), (1098, 65562), (1281, 56196), (1323, 54412), (1338, 53802), (1561, 46116), (1647, 43708), (1708, 42147), (1764, 40809), (2007, 35868), (2196, 32781), (2562, 28098), (2646, 27206), (2676, 26901), (2989, 24084), (3122, 23058), (3294, 21854), (3843, 18732), (4014, 17934), (4683, 15372), (5124, 14049), (5292, 13603), (5978, 12042), (6021, 11956), (6244, 11529), (6588, 10927), (7686, 9366), (8028, 8967)]