251915434540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{20857}}^1$

素因数の和:20949

約数の個数: 288

約数和(自身を含む): 715854569472

約数和(自身を除く): 463939134932

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 23, 28, 31, 35, 44, 46, 55, 62, 70, 77, 92, 110, 115, 121, 124, 140, 154, 155, 161, 217, 220, 230, 242, 253, 308, 310, 322, 341, 385, 434, 460, 484, 506, 605, 620, 644, 682, 713, 770, 805, 847, 868, 1012, 1085, 1210, 1265, 1364, 1426, 1540, 1610, 1694, 1705, 1771, 2170, 2387, 2420, 2530, 2783, 2852, 3220, 3388, 3410, 3542, 3565, 3751, 4235, 4340, 4774, 4991, 5060, 5566, 6820, 7084, 7130, 7502, 7843, 8470, 8855, 9548, 9982, 11132, 11935, 13915, 14260, 15004, 15686, 16940, 17710, 18755, 19481, 19964, 20857, 23870, 24955, 26257, 27830, 31372, 35420, 37510, 38962, 39215, 41714, 47740, 49910, 52514, 54901, 55660, 75020, 77924, 78430, 83428, 86273, 97405, 99820, 104285, 105028, 109802, 131285, 145999, 156860, 172546, 194810, 208570, 219604, 229427, 262570, 274505, 291998, 345092, 389620, 417140, 431365, 458854, 479711, 525140, 549010, 583996, 603911, 646567, 729995, 862730, 917708, 959422, 1098020, 1147135, 1207822, 1293134, 1459990, 1605989, 1725460, 1918844, 2294270, 2398555, 2415644, 2523697, 2586268, 2919980, 3019555, 3211978, 3232835, 3357977, 4525969, 4588540, 4797110, 5047394, 5276821, 6039110, 6423956, 6465670, 6715954, 7112237, 8029945, 9051938, 9594220, 10094788, 10553642, 12078220, 12618485, 12931340, 13431908, 14224474, 14871041, 16059890, 16789885, 17665879, 18103876, 21107284, 22629845, 25236970, 26384105, 28448948, 29742082, 32119780, 33579770, 35331758, 35561185, 36937747, 45259690, 49785659, 50473940, 52768210, 58045031, 59484164, 67159540, 70663516, 71122370, 73875494, 74355205, 78234607, 88329395, 90519380, 99571318, 104097287, 105536420, 116090062, 142244740, 147750988, 148710410, 156469214, 163581451, 176658790, 184688735, 199142636, 208194574, 232180124, 248928295, 290225155, 297420820, 312938428, 327162902, 353317580, 369377470, 391173035, 406315217, 416389148, 497856590, 520486435, 547642249, 580450310, 654325804, 738754940, 782346070, 812630434, 817907255, 995713180, 1040972870, 1095284498, 1145070157, 1160900620, 1564692140, 1625260868, 1635814510, 1799395961, 2031576085, 2081945740, 2190568996, 2290140314, 2738211245, 3271629020, 3598791922, 4063152170, 4580280628, 5476422490, 5725350785, 7197583844, 8126304340, 8996979805, 10952844980, 11450701570, 12595771727, 17993959610, 22901403140, 25191543454, 35987919220, 50383086908, 62978858635, 125957717270, 251915434540]

約数ペア:

[(1, 251915434540), (2, 125957717270), (4, 62978858635), (5, 50383086908), (7, 35987919220), (10, 25191543454), (11, 22901403140), (14, 17993959610), (20, 12595771727), (22, 11450701570), (23, 10952844980), (28, 8996979805), (31, 8126304340), (35, 7197583844), (44, 5725350785), (46, 5476422490), (55, 4580280628), (62, 4063152170), (70, 3598791922), (77, 3271629020), (92, 2738211245), (110, 2290140314), (115, 2190568996), (121, 2081945740), (124, 2031576085), (140, 1799395961), (154, 1635814510), (155, 1625260868), (161, 1564692140), (217, 1160900620), (220, 1145070157), (230, 1095284498), (242, 1040972870), (253, 995713180), (308, 817907255), (310, 812630434), (322, 782346070), (341, 738754940), (385, 654325804), (434, 580450310), (460, 547642249), (484, 520486435), (506, 497856590), (605, 416389148), (620, 406315217), (644, 391173035), (682, 369377470), (713, 353317580), (770, 327162902), (805, 312938428), (847, 297420820), (868, 290225155), (1012, 248928295), (1085, 232180124), (1210, 208194574), (1265, 199142636), (1364, 184688735), (1426, 176658790), (1540, 163581451), (1610, 156469214), (1694, 148710410), (1705, 147750988), (1771, 142244740), (2170, 116090062), (2387, 105536420), (2420, 104097287), (2530, 99571318), (2783, 90519380), (2852, 88329395), (3220, 78234607), (3388, 74355205), (3410, 73875494), (3542, 71122370), (3565, 70663516), (3751, 67159540), (4235, 59484164), (4340, 58045031), (4774, 52768210), (4991, 50473940), (5060, 49785659), (5566, 45259690), (6820, 36937747), (7084, 35561185), (7130, 35331758), (7502, 33579770), (7843, 32119780), (8470, 29742082), (8855, 28448948), (9548, 26384105), (9982, 25236970), (11132, 22629845), (11935, 21107284), (13915, 18103876), (14260, 17665879), (15004, 16789885), (15686, 16059890), (16940, 14871041), (17710, 14224474), (18755, 13431908), (19481, 12931340), (19964, 12618485), (20857, 12078220), (23870, 10553642), (24955, 10094788), (26257, 9594220), (27830, 9051938), (31372, 8029945), (35420, 7112237), (37510, 6715954), (38962, 6465670), (39215, 6423956), (41714, 6039110), (47740, 5276821), (49910, 5047394), (52514, 4797110), (54901, 4588540), (55660, 4525969), (75020, 3357977), (77924, 3232835), (78430, 3211978), (83428, 3019555), (86273, 2919980), (97405, 2586268), (99820, 2523697), (104285, 2415644), (105028, 2398555), (109802, 2294270), (131285, 1918844), (145999, 1725460), (156860, 1605989), (172546, 1459990), (194810, 1293134), (208570, 1207822), (219604, 1147135), (229427, 1098020), (262570, 959422), (274505, 917708), (291998, 862730), (345092, 729995), (389620, 646567), (417140, 603911), (431365, 583996), (458854, 549010), (479711, 525140)]