7640892028

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{547}}^1$

素因数の和:637

約数の個数: 216

約数和(自身を含む): 18611658240

約数和(自身を除く): 10970766212

約数列:

[1, 2, 4, 7, 11, 14, 19, 22, 28, 31, 38, 44, 49, 62, 76, 77, 98, 121, 124, 133, 154, 196, 209, 217, 242, 266, 308, 341, 418, 434, 484, 532, 539, 547, 589, 682, 836, 847, 868, 931, 1078, 1094, 1178, 1364, 1463, 1519, 1694, 1862, 2156, 2188, 2299, 2356, 2387, 2926, 3038, 3388, 3724, 3751, 3829, 4123, 4598, 4774, 5852, 5929, 6017, 6076, 6479, 7502, 7658, 8246, 9196, 9548, 10241, 10393, 11858, 12034, 12958, 15004, 15316, 16093, 16492, 16709, 16957, 20482, 20786, 23716, 24068, 25916, 26257, 26803, 28861, 32186, 33418, 33914, 40964, 41572, 42119, 45353, 52514, 53606, 57722, 64372, 66187, 66836, 67828, 71269, 72751, 84238, 90706, 105028, 107212, 112651, 114323, 115444, 118699, 132374, 142538, 145502, 168476, 181412, 183799, 186527, 225302, 228646, 237398, 264748, 285076, 291004, 294833, 317471, 322183, 367598, 373054, 450604, 457292, 463309, 474796, 498883, 509257, 589666, 634942, 644366, 735196, 746108, 800261, 830893, 926618, 997766, 1018514, 1179332, 1257553, 1269884, 1288732, 1305689, 1600522, 1661786, 1853236, 1995532, 2037028, 2051797, 2255281, 2515106, 2611378, 3201044, 3243163, 3323572, 3492181, 3544013, 4103594, 4510562, 5030212, 5222756, 5601827, 6486326, 6984362, 7088026, 8207188, 8802871, 9021124, 9139823, 11203654, 12972652, 13968724, 14176052, 14362579, 15786967, 17605742, 18279646, 22407308, 24808091, 28725158, 31573934, 35211484, 36559292, 38984143, 49616182, 57450316, 61620097, 63147868, 77968286, 99232364, 100538053, 123240194, 155936572, 173656637, 201076106, 246480388, 272889001, 347313274, 402152212, 545778002, 694626548, 1091556004, 1910223007, 3820446014, 7640892028]

約数ペア:

[(1, 7640892028), (2, 3820446014), (4, 1910223007), (7, 1091556004), (11, 694626548), (14, 545778002), (19, 402152212), (22, 347313274), (28, 272889001), (31, 246480388), (38, 201076106), (44, 173656637), (49, 155936572), (62, 123240194), (76, 100538053), (77, 99232364), (98, 77968286), (121, 63147868), (124, 61620097), (133, 57450316), (154, 49616182), (196, 38984143), (209, 36559292), (217, 35211484), (242, 31573934), (266, 28725158), (308, 24808091), (341, 22407308), (418, 18279646), (434, 17605742), (484, 15786967), (532, 14362579), (539, 14176052), (547, 13968724), (589, 12972652), (682, 11203654), (836, 9139823), (847, 9021124), (868, 8802871), (931, 8207188), (1078, 7088026), (1094, 6984362), (1178, 6486326), (1364, 5601827), (1463, 5222756), (1519, 5030212), (1694, 4510562), (1862, 4103594), (2156, 3544013), (2188, 3492181), (2299, 3323572), (2356, 3243163), (2387, 3201044), (2926, 2611378), (3038, 2515106), (3388, 2255281), (3724, 2051797), (3751, 2037028), (3829, 1995532), (4123, 1853236), (4598, 1661786), (4774, 1600522), (5852, 1305689), (5929, 1288732), (6017, 1269884), (6076, 1257553), (6479, 1179332), (7502, 1018514), (7658, 997766), (8246, 926618), (9196, 830893), (9548, 800261), (10241, 746108), (10393, 735196), (11858, 644366), (12034, 634942), (12958, 589666), (15004, 509257), (15316, 498883), (16093, 474796), (16492, 463309), (16709, 457292), (16957, 450604), (20482, 373054), (20786, 367598), (23716, 322183), (24068, 317471), (25916, 294833), (26257, 291004), (26803, 285076), (28861, 264748), (32186, 237398), (33418, 228646), (33914, 225302), (40964, 186527), (41572, 183799), (42119, 181412), (45353, 168476), (52514, 145502), (53606, 142538), (57722, 132374), (64372, 118699), (66187, 115444), (66836, 114323), (67828, 112651), (71269, 107212), (72751, 105028), (84238, 90706)]