1440248640

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{281}}^2$

素因数の和:601

約数の個数: 168

約数和(自身を含む): 4830653280

約数和(自身を除く): 3390404640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 64, 76, 80, 95, 96, 114, 120, 152, 160, 190, 192, 228, 240, 281, 285, 304, 320, 380, 456, 480, 562, 570, 608, 760, 843, 912, 960, 1124, 1140, 1216, 1405, 1520, 1686, 1824, 2248, 2280, 2810, 3040, 3372, 3648, 4215, 4496, 4560, 5339, 5620, 6080, 6744, 8430, 8992, 9120, 10678, 11240, 13488, 16017, 16860, 17984, 18240, 21356, 22480, 26695, 26976, 32034, 33720, 42712, 44960, 53390, 53952, 64068, 67440, 78961, 80085, 85424, 89920, 106780, 128136, 134880, 157922, 160170, 170848, 213560, 236883, 256272, 269760, 315844, 320340, 341696, 394805, 427120, 473766, 512544, 631688, 640680, 789610, 854240, 947532, 1025088, 1184415, 1263376, 1281360, 1500259, 1579220, 1708480, 1895064, 2368830, 2526752, 2562720, 3000518, 3158440, 3790128, 4500777, 4737660, 5053504, 5125440, 6001036, 6316880, 7501295, 7580256, 9001554, 9475320, 12002072, 12633760, 15002590, 15160512, 18003108, 18950640, 22503885, 24004144, 25267520, 30005180, 36006216, 37901280, 45007770, 48008288, 60010360, 72012432, 75802560, 90015540, 96016576, 120020720, 144024864, 180031080, 240041440, 288049728, 360062160, 480082880, 720124320, 1440248640]

約数ペア:

[(1, 1440248640), (2, 720124320), (3, 480082880), (4, 360062160), (5, 288049728), (6, 240041440), (8, 180031080), (10, 144024864), (12, 120020720), (15, 96016576), (16, 90015540), (19, 75802560), (20, 72012432), (24, 60010360), (30, 48008288), (32, 45007770), (38, 37901280), (40, 36006216), (48, 30005180), (57, 25267520), (60, 24004144), (64, 22503885), (76, 18950640), (80, 18003108), (95, 15160512), (96, 15002590), (114, 12633760), (120, 12002072), (152, 9475320), (160, 9001554), (190, 7580256), (192, 7501295), (228, 6316880), (240, 6001036), (281, 5125440), (285, 5053504), (304, 4737660), (320, 4500777), (380, 3790128), (456, 3158440), (480, 3000518), (562, 2562720), (570, 2526752), (608, 2368830), (760, 1895064), (843, 1708480), (912, 1579220), (960, 1500259), (1124, 1281360), (1140, 1263376), (1216, 1184415), (1405, 1025088), (1520, 947532), (1686, 854240), (1824, 789610), (2248, 640680), (2280, 631688), (2810, 512544), (3040, 473766), (3372, 427120), (3648, 394805), (4215, 341696), (4496, 320340), (4560, 315844), (5339, 269760), (5620, 256272), (6080, 236883), (6744, 213560), (8430, 170848), (8992, 160170), (9120, 157922), (10678, 134880), (11240, 128136), (13488, 106780), (16017, 89920), (16860, 85424), (17984, 80085), (18240, 78961), (21356, 67440), (22480, 64068), (26695, 53952), (26976, 53390), (32034, 44960), (33720, 42712)]