768279820

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:106

約数の個数: 288

約数和(自身を含む): 2243082240

約数和(自身を除く): 1474802420

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 19, 20, 22, 28, 31, 35, 38, 44, 49, 55, 62, 70, 76, 77, 95, 98, 110, 121, 124, 133, 140, 154, 155, 190, 196, 209, 217, 220, 242, 245, 266, 308, 310, 341, 380, 385, 418, 434, 484, 490, 532, 539, 589, 605, 620, 665, 682, 770, 836, 847, 868, 931, 980, 1045, 1078, 1085, 1178, 1210, 1330, 1331, 1364, 1463, 1519, 1540, 1694, 1705, 1862, 2090, 2156, 2170, 2299, 2356, 2387, 2420, 2660, 2662, 2695, 2926, 2945, 3038, 3388, 3410, 3724, 3751, 4123, 4180, 4235, 4340, 4598, 4655, 4774, 5324, 5390, 5852, 5890, 5929, 6076, 6479, 6655, 6820, 7315, 7502, 7595, 8246, 8470, 9196, 9310, 9317, 9548, 10241, 10780, 11495, 11780, 11858, 11935, 12958, 13310, 14630, 15004, 15190, 16093, 16492, 16709, 16940, 18620, 18634, 18755, 20482, 20615, 22990, 23716, 23870, 25289, 25916, 26257, 26620, 28861, 29260, 29645, 30380, 32186, 32395, 33418, 37268, 37510, 40964, 41230, 41261, 45353, 45980, 46585, 47740, 50578, 51205, 52514, 57722, 59290, 64372, 64790, 65219, 66836, 71269, 75020, 80465, 82460, 82522, 83545, 90706, 93170, 101156, 102410, 105028, 112651, 115444, 118580, 126445, 129580, 130438, 131285, 142538, 144305, 160930, 165044, 167090, 177023, 181412, 183799, 186340, 204820, 206305, 225302, 226765, 252890, 260876, 262570, 285076, 288610, 288827, 317471, 321860, 326095, 334180, 354046, 356345, 367598, 412610, 450604, 453530, 498883, 505780, 525140, 563255, 577220, 577654, 634942, 652190, 708092, 712690, 735196, 783959, 825220, 885115, 907060, 918995, 997766, 1126510, 1155308, 1239161, 1269884, 1304380, 1425380, 1444135, 1567918, 1587355, 1770230, 1837990, 1995532, 2021789, 2253020, 2478322, 2494415, 2888270, 3135836, 3174710, 3492181, 3540460, 3675980, 3919795, 4043578, 4956644, 4988830, 5487713, 5776540, 6195805, 6349420, 6984362, 7839590, 8087156, 9977660, 10108945, 10975426, 12391610, 13968724, 15679180, 17460905, 20217890, 21950852, 24783220, 27438565, 34921810, 38413991, 40435780, 54877130, 69843620, 76827982, 109754260, 153655964, 192069955, 384139910, 768279820]

約数ペア:

[(1, 768279820), (2, 384139910), (4, 192069955), (5, 153655964), (7, 109754260), (10, 76827982), (11, 69843620), (14, 54877130), (19, 40435780), (20, 38413991), (22, 34921810), (28, 27438565), (31, 24783220), (35, 21950852), (38, 20217890), (44, 17460905), (49, 15679180), (55, 13968724), (62, 12391610), (70, 10975426), (76, 10108945), (77, 9977660), (95, 8087156), (98, 7839590), (110, 6984362), (121, 6349420), (124, 6195805), (133, 5776540), (140, 5487713), (154, 4988830), (155, 4956644), (190, 4043578), (196, 3919795), (209, 3675980), (217, 3540460), (220, 3492181), (242, 3174710), (245, 3135836), (266, 2888270), (308, 2494415), (310, 2478322), (341, 2253020), (380, 2021789), (385, 1995532), (418, 1837990), (434, 1770230), (484, 1587355), (490, 1567918), (532, 1444135), (539, 1425380), (589, 1304380), (605, 1269884), (620, 1239161), (665, 1155308), (682, 1126510), (770, 997766), (836, 918995), (847, 907060), (868, 885115), (931, 825220), (980, 783959), (1045, 735196), (1078, 712690), (1085, 708092), (1178, 652190), (1210, 634942), (1330, 577654), (1331, 577220), (1364, 563255), (1463, 525140), (1519, 505780), (1540, 498883), (1694, 453530), (1705, 450604), (1862, 412610), (2090, 367598), (2156, 356345), (2170, 354046), (2299, 334180), (2356, 326095), (2387, 321860), (2420, 317471), (2660, 288827), (2662, 288610), (2695, 285076), (2926, 262570), (2945, 260876), (3038, 252890), (3388, 226765), (3410, 225302), (3724, 206305), (3751, 204820), (4123, 186340), (4180, 183799), (4235, 181412), (4340, 177023), (4598, 167090), (4655, 165044), (4774, 160930), (5324, 144305), (5390, 142538), (5852, 131285), (5890, 130438), (5929, 129580), (6076, 126445), (6479, 118580), (6655, 115444), (6820, 112651), (7315, 105028), (7502, 102410), (7595, 101156), (8246, 93170), (8470, 90706), (9196, 83545), (9310, 82522), (9317, 82460), (9548, 80465), (10241, 75020), (10780, 71269), (11495, 66836), (11780, 65219), (11858, 64790), (11935, 64372), (12958, 59290), (13310, 57722), (14630, 52514), (15004, 51205), (15190, 50578), (16093, 47740), (16492, 46585), (16709, 45980), (16940, 45353), (18620, 41261), (18634, 41230), (18755, 40964), (20482, 37510), (20615, 37268), (22990, 33418), (23716, 32395), (23870, 32186), (25289, 30380), (25916, 29645), (26257, 29260), (26620, 28861)]