311943996

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{223}}^1$

素因数の和:321

約数の個数: 216

約数和(自身を含む): 1008518784

約数和(自身を除く): 696574788

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 49, 52, 61, 63, 78, 84, 91, 98, 117, 122, 126, 147, 156, 182, 183, 196, 223, 234, 244, 252, 273, 294, 364, 366, 427, 441, 446, 468, 546, 549, 588, 637, 669, 732, 793, 819, 854, 882, 892, 1092, 1098, 1274, 1281, 1338, 1561, 1586, 1638, 1708, 1764, 1911, 2007, 2196, 2379, 2548, 2562, 2676, 2899, 2989, 3122, 3172, 3276, 3822, 3843, 4014, 4683, 4758, 5124, 5551, 5733, 5798, 5978, 6244, 7137, 7644, 7686, 8028, 8697, 8967, 9366, 9516, 10927, 11102, 11466, 11596, 11956, 13603, 14049, 14274, 15372, 16653, 17394, 17934, 18732, 20293, 21854, 22204, 22932, 26091, 26901, 27206, 28098, 28548, 32781, 33306, 34788, 35868, 38857, 40586, 40809, 43708, 49959, 52182, 53802, 54412, 56196, 60879, 65562, 66612, 77714, 81172, 81618, 95221, 98343, 99918, 104364, 107604, 116571, 121758, 122427, 131124, 142051, 155428, 163236, 176839, 182637, 190442, 196686, 199836, 233142, 243516, 244854, 284102, 285663, 349713, 353678, 365274, 380884, 393372, 426153, 466284, 489708, 530517, 568204, 571326, 666547, 699426, 707356, 730548, 852306, 856989, 1061034, 1142652, 1237873, 1278459, 1333094, 1398852, 1591551, 1704612, 1713978, 1999641, 2122068, 2475746, 2556918, 2666188, 3183102, 3427956, 3713619, 3999282, 4951492, 5113836, 5998923, 6366204, 7427238, 7998564, 8665111, 11140857, 11997846, 14854476, 17330222, 22281714, 23995692, 25995333, 34660444, 44563428, 51990666, 77985999, 103981332, 155971998, 311943996]

約数ペア:

[(1, 311943996), (2, 155971998), (3, 103981332), (4, 77985999), (6, 51990666), (7, 44563428), (9, 34660444), (12, 25995333), (13, 23995692), (14, 22281714), (18, 17330222), (21, 14854476), (26, 11997846), (28, 11140857), (36, 8665111), (39, 7998564), (42, 7427238), (49, 6366204), (52, 5998923), (61, 5113836), (63, 4951492), (78, 3999282), (84, 3713619), (91, 3427956), (98, 3183102), (117, 2666188), (122, 2556918), (126, 2475746), (147, 2122068), (156, 1999641), (182, 1713978), (183, 1704612), (196, 1591551), (223, 1398852), (234, 1333094), (244, 1278459), (252, 1237873), (273, 1142652), (294, 1061034), (364, 856989), (366, 852306), (427, 730548), (441, 707356), (446, 699426), (468, 666547), (546, 571326), (549, 568204), (588, 530517), (637, 489708), (669, 466284), (732, 426153), (793, 393372), (819, 380884), (854, 365274), (882, 353678), (892, 349713), (1092, 285663), (1098, 284102), (1274, 244854), (1281, 243516), (1338, 233142), (1561, 199836), (1586, 196686), (1638, 190442), (1708, 182637), (1764, 176839), (1911, 163236), (2007, 155428), (2196, 142051), (2379, 131124), (2548, 122427), (2562, 121758), (2676, 116571), (2899, 107604), (2989, 104364), (3122, 99918), (3172, 98343), (3276, 95221), (3822, 81618), (3843, 81172), (4014, 77714), (4683, 66612), (4758, 65562), (5124, 60879), (5551, 56196), (5733, 54412), (5798, 53802), (5978, 52182), (6244, 49959), (7137, 43708), (7644, 40809), (7686, 40586), (8028, 38857), (8697, 35868), (8967, 34788), (9366, 33306), (9516, 32781), (10927, 28548), (11102, 28098), (11466, 27206), (11596, 26901), (11956, 26091), (13603, 22932), (14049, 22204), (14274, 21854), (15372, 20293), (16653, 18732), (17394, 17934)]