388452480

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{197}}^1$

素因数の和:311

約数の個数: 256

約数和(自身を含む): 1357171200

約数和(自身を除く): 968718720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 79, 80, 96, 104, 120, 128, 130, 156, 158, 160, 192, 195, 197, 208, 237, 240, 260, 312, 316, 320, 384, 390, 394, 395, 416, 474, 480, 520, 591, 624, 632, 640, 780, 788, 790, 832, 948, 960, 985, 1027, 1040, 1182, 1185, 1248, 1264, 1560, 1576, 1580, 1664, 1896, 1920, 1970, 2054, 2080, 2364, 2370, 2496, 2528, 2561, 2955, 3081, 3120, 3152, 3160, 3792, 3940, 4108, 4160, 4728, 4740, 4992, 5056, 5122, 5135, 5910, 6162, 6240, 6304, 6320, 7584, 7683, 7880, 8216, 8320, 9456, 9480, 10112, 10244, 10270, 11820, 12324, 12480, 12608, 12640, 12805, 15168, 15366, 15405, 15563, 15760, 16432, 18912, 18960, 20488, 20540, 23640, 24648, 24960, 25216, 25280, 25610, 30336, 30732, 30810, 31126, 31520, 32864, 37824, 37920, 38415, 40976, 41080, 46689, 47280, 49296, 50560, 51220, 61464, 61620, 62252, 63040, 65728, 75648, 75840, 76830, 77815, 81952, 82160, 93378, 94560, 98592, 102440, 122928, 123240, 124504, 126080, 131456, 151680, 153660, 155630, 163904, 164320, 186756, 189120, 197184, 202319, 204880, 233445, 245856, 246480, 249008, 307320, 311260, 327808, 328640, 373512, 378240, 394368, 404638, 409760, 466890, 491712, 492960, 498016, 606957, 614640, 622520, 657280, 747024, 809276, 819520, 933780, 983424, 985920, 996032, 1011595, 1213914, 1229280, 1245040, 1494048, 1618552, 1639040, 1867560, 1971840, 1992064, 2023190, 2427828, 2458560, 2490080, 2988096, 3034785, 3237104, 3735120, 4046380, 4855656, 4917120, 4980160, 5976192, 6069570, 6474208, 7470240, 8092760, 9711312, 9960320, 12139140, 12948416, 14940480, 16185520, 19422624, 24278280, 25896832, 29880960, 32371040, 38845248, 48556560, 64742080, 77690496, 97113120, 129484160, 194226240, 388452480]

約数ペア:

[(1, 388452480), (2, 194226240), (3, 129484160), (4, 97113120), (5, 77690496), (6, 64742080), (8, 48556560), (10, 38845248), (12, 32371040), (13, 29880960), (15, 25896832), (16, 24278280), (20, 19422624), (24, 16185520), (26, 14940480), (30, 12948416), (32, 12139140), (39, 9960320), (40, 9711312), (48, 8092760), (52, 7470240), (60, 6474208), (64, 6069570), (65, 5976192), (78, 4980160), (79, 4917120), (80, 4855656), (96, 4046380), (104, 3735120), (120, 3237104), (128, 3034785), (130, 2988096), (156, 2490080), (158, 2458560), (160, 2427828), (192, 2023190), (195, 1992064), (197, 1971840), (208, 1867560), (237, 1639040), (240, 1618552), (260, 1494048), (312, 1245040), (316, 1229280), (320, 1213914), (384, 1011595), (390, 996032), (394, 985920), (395, 983424), (416, 933780), (474, 819520), (480, 809276), (520, 747024), (591, 657280), (624, 622520), (632, 614640), (640, 606957), (780, 498016), (788, 492960), (790, 491712), (832, 466890), (948, 409760), (960, 404638), (985, 394368), (1027, 378240), (1040, 373512), (1182, 328640), (1185, 327808), (1248, 311260), (1264, 307320), (1560, 249008), (1576, 246480), (1580, 245856), (1664, 233445), (1896, 204880), (1920, 202319), (1970, 197184), (2054, 189120), (2080, 186756), (2364, 164320), (2370, 163904), (2496, 155630), (2528, 153660), (2561, 151680), (2955, 131456), (3081, 126080), (3120, 124504), (3152, 123240), (3160, 122928), (3792, 102440), (3940, 98592), (4108, 94560), (4160, 93378), (4728, 82160), (4740, 81952), (4992, 77815), (5056, 76830), (5122, 75840), (5135, 75648), (5910, 65728), (6162, 63040), (6240, 62252), (6304, 61620), (6320, 61464), (7584, 51220), (7683, 50560), (7880, 49296), (8216, 47280), (8320, 46689), (9456, 41080), (9480, 40976), (10112, 38415), (10244, 37920), (10270, 37824), (11820, 32864), (12324, 31520), (12480, 31126), (12608, 30810), (12640, 30732), (12805, 30336), (15168, 25610), (15366, 25280), (15405, 25216), (15563, 24960), (15760, 24648), (16432, 23640), (18912, 20540), (18960, 20488)]