318251520

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{727}}^1$

素因数の和:775

約数の個数: 240

約数和(自身を含む): 1161800640

約数和(自身を除く): 843549120

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, 727, 760, 768, 855, 912, 960, 1140, 1152, 1216, 1280, 1368, 1440, 1454, 1520, 1536, 1710, 1824, 1920, 2181, 2280, 2304, 2432, 2560, 2736, 2880, 2908, 3040, 3420, 3635, 3648, 3840, 4362, 4560, 4608, 4864, 5472, 5760, 5816, 6080, 6543, 6840, 7270, 7296, 7680, 8724, 9120, 9728, 10905, 10944, 11520, 11632, 12160, 13086, 13680, 13813, 14540, 14592, 17448, 18240, 21810, 21888, 23040, 23264, 24320, 26172, 27360, 27626, 29080, 29184, 32715, 34896, 36480, 41439, 43620, 43776, 46528, 48640, 52344, 54720, 55252, 58160, 65430, 69065, 69792, 72960, 82878, 87240, 87552, 93056, 104688, 109440, 110504, 116320, 124317, 130860, 138130, 139584, 145920, 165756, 174480, 186112, 207195, 209376, 218880, 221008, 232640, 248634, 261720, 276260, 279168, 331512, 348960, 372224, 414390, 418752, 437760, 442016, 465280, 497268, 523440, 552520, 558336, 621585, 663024, 697920, 828780, 837504, 884032, 930560, 994536, 1046880, 1105040, 1116672, 1243170, 1326048, 1395840, 1657560, 1675008, 1768064, 1861120, 1989072, 2093760, 2210080, 2486340, 2652096, 2791680, 3315120, 3350016, 3536128, 3978144, 4187520, 4420160, 4972680, 5304192, 5583360, 6630240, 7072256, 7956288, 8375040, 8840320, 9945360, 10608384, 13260480, 15912576, 16750080, 17680640, 19890720, 21216768, 26520960, 31825152, 35361280, 39781440, 53041920, 63650304, 79562880, 106083840, 159125760, 318251520]

約数ペア:

[(1, 318251520), (2, 159125760), (3, 106083840), (4, 79562880), (5, 63650304), (6, 53041920), (8, 39781440), (9, 35361280), (10, 31825152), (12, 26520960), (15, 21216768), (16, 19890720), (18, 17680640), (19, 16750080), (20, 15912576), (24, 13260480), (30, 10608384), (32, 9945360), (36, 8840320), (38, 8375040), (40, 7956288), (45, 7072256), (48, 6630240), (57, 5583360), (60, 5304192), (64, 4972680), (72, 4420160), (76, 4187520), (80, 3978144), (90, 3536128), (95, 3350016), (96, 3315120), (114, 2791680), (120, 2652096), (128, 2486340), (144, 2210080), (152, 2093760), (160, 1989072), (171, 1861120), (180, 1768064), (190, 1675008), (192, 1657560), (228, 1395840), (240, 1326048), (256, 1243170), (285, 1116672), (288, 1105040), (304, 1046880), (320, 994536), (342, 930560), (360, 884032), (380, 837504), (384, 828780), (456, 697920), (480, 663024), (512, 621585), (570, 558336), (576, 552520), (608, 523440), (640, 497268), (684, 465280), (720, 442016), (727, 437760), (760, 418752), (768, 414390), (855, 372224), (912, 348960), (960, 331512), (1140, 279168), (1152, 276260), (1216, 261720), (1280, 248634), (1368, 232640), (1440, 221008), (1454, 218880), (1520, 209376), (1536, 207195), (1710, 186112), (1824, 174480), (1920, 165756), (2181, 145920), (2280, 139584), (2304, 138130), (2432, 130860), (2560, 124317), (2736, 116320), (2880, 110504), (2908, 109440), (3040, 104688), (3420, 93056), (3635, 87552), (3648, 87240), (3840, 82878), (4362, 72960), (4560, 69792), (4608, 69065), (4864, 65430), (5472, 58160), (5760, 55252), (5816, 54720), (6080, 52344), (6543, 48640), (6840, 46528), (7270, 43776), (7296, 43620), (7680, 41439), (8724, 36480), (9120, 34896), (9728, 32715), (10905, 29184), (10944, 29080), (11520, 27626), (11632, 27360), (12160, 26172), (13086, 24320), (13680, 23264), (13813, 23040), (14540, 21888), (14592, 21810), (17448, 18240)]