1491448320

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{3407}}^1$

素因数の和:3455

約数の個数: 240

約数和(自身を含む): 5438759040

約数和(自身を除く): 3947310720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 32, 36, 38, 40, 45, 48, 57, 60, 64, 72, 76, 80, 90, 95, 96, 114, 120, 128, 144, 152, 160, 171, 180, 190, 192, 228, 240, 256, 285, 288, 304, 320, 342, 360, 380, 384, 456, 480, 512, 570, 576, 608, 640, 684, 720, 760, 768, 855, 912, 960, 1140, 1152, 1216, 1280, 1368, 1440, 1520, 1536, 1710, 1824, 1920, 2280, 2304, 2432, 2560, 2736, 2880, 3040, 3407, 3420, 3648, 3840, 4560, 4608, 4864, 5472, 5760, 6080, 6814, 6840, 7296, 7680, 9120, 9728, 10221, 10944, 11520, 12160, 13628, 13680, 14592, 17035, 18240, 20442, 21888, 23040, 24320, 27256, 27360, 29184, 30663, 34070, 36480, 40884, 43776, 48640, 51105, 54512, 54720, 61326, 64733, 68140, 72960, 81768, 87552, 102210, 109024, 109440, 122652, 129466, 136280, 145920, 153315, 163536, 194199, 204420, 218048, 218880, 245304, 258932, 272560, 306630, 323665, 327072, 388398, 408840, 436096, 437760, 490608, 517864, 545120, 582597, 613260, 647330, 654144, 776796, 817680, 872192, 970995, 981216, 1035728, 1090240, 1165194, 1226520, 1294660, 1308288, 1553592, 1635360, 1744384, 1941990, 1962432, 2071456, 2180480, 2330388, 2453040, 2589320, 2616576, 2912985, 3107184, 3270720, 3883980, 3924864, 4142912, 4360960, 4660776, 4906080, 5178640, 5233152, 5825970, 6214368, 6541440, 7767960, 7849728, 8285824, 8721920, 9321552, 9812160, 10357280, 11651940, 12428736, 13082880, 15535920, 15699456, 16571648, 18643104, 19624320, 20714560, 23303880, 24857472, 26165760, 31071840, 33143296, 37286208, 39248640, 41429120, 46607760, 49714944, 62143680, 74572416, 78497280, 82858240, 93215520, 99429888, 124287360, 149144832, 165716480, 186431040, 248574720, 298289664, 372862080, 497149440, 745724160, 1491448320]

約数ペア:

[(1, 1491448320), (2, 745724160), (3, 497149440), (4, 372862080), (5, 298289664), (6, 248574720), (8, 186431040), (9, 165716480), (10, 149144832), (12, 124287360), (15, 99429888), (16, 93215520), (18, 82858240), (19, 78497280), (20, 74572416), (24, 62143680), (30, 49714944), (32, 46607760), (36, 41429120), (38, 39248640), (40, 37286208), (45, 33143296), (48, 31071840), (57, 26165760), (60, 24857472), (64, 23303880), (72, 20714560), (76, 19624320), (80, 18643104), (90, 16571648), (95, 15699456), (96, 15535920), (114, 13082880), (120, 12428736), (128, 11651940), (144, 10357280), (152, 9812160), (160, 9321552), (171, 8721920), (180, 8285824), (190, 7849728), (192, 7767960), (228, 6541440), (240, 6214368), (256, 5825970), (285, 5233152), (288, 5178640), (304, 4906080), (320, 4660776), (342, 4360960), (360, 4142912), (380, 3924864), (384, 3883980), (456, 3270720), (480, 3107184), (512, 2912985), (570, 2616576), (576, 2589320), (608, 2453040), (640, 2330388), (684, 2180480), (720, 2071456), (760, 1962432), (768, 1941990), (855, 1744384), (912, 1635360), (960, 1553592), (1140, 1308288), (1152, 1294660), (1216, 1226520), (1280, 1165194), (1368, 1090240), (1440, 1035728), (1520, 981216), (1536, 970995), (1710, 872192), (1824, 817680), (1920, 776796), (2280, 654144), (2304, 647330), (2432, 613260), (2560, 582597), (2736, 545120), (2880, 517864), (3040, 490608), (3407, 437760), (3420, 436096), (3648, 408840), (3840, 388398), (4560, 327072), (4608, 323665), (4864, 306630), (5472, 272560), (5760, 258932), (6080, 245304), (6814, 218880), (6840, 218048), (7296, 204420), (7680, 194199), (9120, 163536), (9728, 153315), (10221, 145920), (10944, 136280), (11520, 129466), (12160, 122652), (13628, 109440), (13680, 109024), (14592, 102210), (17035, 87552), (18240, 81768), (20442, 72960), (21888, 68140), (23040, 64733), (24320, 61326), (27256, 54720), (27360, 54512), (29184, 51105), (30663, 48640), (34070, 43776), (36480, 40884)]