381494160

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{353}}^1$

素因数の和:470

約数の個数: 240

約数和(自身を含む): 1369555200

約数和(自身を除く): 988061040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 36, 38, 40, 45, 48, 57, 60, 72, 76, 79, 80, 90, 95, 114, 120, 144, 152, 158, 171, 180, 190, 228, 237, 240, 285, 304, 316, 342, 353, 360, 380, 395, 456, 474, 570, 632, 684, 706, 711, 720, 760, 790, 855, 912, 948, 1059, 1140, 1185, 1264, 1368, 1412, 1422, 1501, 1520, 1580, 1710, 1765, 1896, 2118, 2280, 2370, 2736, 2824, 2844, 3002, 3160, 3177, 3420, 3530, 3555, 3792, 4236, 4503, 4560, 4740, 5295, 5648, 5688, 6004, 6320, 6354, 6707, 6840, 7060, 7110, 7505, 8472, 9006, 9480, 10590, 11376, 12008, 12708, 13414, 13509, 13680, 14120, 14220, 15010, 15885, 16944, 18012, 18960, 20121, 21180, 22515, 24016, 25416, 26828, 27018, 27887, 28240, 28440, 30020, 31770, 33535, 36024, 40242, 42360, 45030, 50832, 53656, 54036, 55774, 56880, 60040, 60363, 63540, 67070, 67545, 72048, 80484, 83661, 84720, 90060, 100605, 107312, 108072, 111548, 120080, 120726, 127080, 134140, 135090, 139435, 160968, 167322, 180120, 201210, 216144, 223096, 241452, 250983, 254160, 268280, 270180, 278870, 301815, 321936, 334644, 360240, 402420, 418305, 446192, 482904, 501966, 529853, 536560, 540360, 557740, 603630, 669288, 804840, 836610, 965808, 1003932, 1059706, 1080720, 1115480, 1207260, 1254915, 1338576, 1589559, 1609680, 1673220, 2007864, 2119412, 2230960, 2414520, 2509830, 2649265, 3179118, 3346440, 4015728, 4238824, 4768677, 4829040, 5019660, 5298530, 6358236, 6692880, 7947795, 8477648, 9537354, 10039320, 10597060, 12716472, 15895590, 19074708, 20078640, 21194120, 23843385, 25432944, 31791180, 38149416, 42388240, 47686770, 63582360, 76298832, 95373540, 127164720, 190747080, 381494160]

約数ペア:

[(1, 381494160), (2, 190747080), (3, 127164720), (4, 95373540), (5, 76298832), (6, 63582360), (8, 47686770), (9, 42388240), (10, 38149416), (12, 31791180), (15, 25432944), (16, 23843385), (18, 21194120), (19, 20078640), (20, 19074708), (24, 15895590), (30, 12716472), (36, 10597060), (38, 10039320), (40, 9537354), (45, 8477648), (48, 7947795), (57, 6692880), (60, 6358236), (72, 5298530), (76, 5019660), (79, 4829040), (80, 4768677), (90, 4238824), (95, 4015728), (114, 3346440), (120, 3179118), (144, 2649265), (152, 2509830), (158, 2414520), (171, 2230960), (180, 2119412), (190, 2007864), (228, 1673220), (237, 1609680), (240, 1589559), (285, 1338576), (304, 1254915), (316, 1207260), (342, 1115480), (353, 1080720), (360, 1059706), (380, 1003932), (395, 965808), (456, 836610), (474, 804840), (570, 669288), (632, 603630), (684, 557740), (706, 540360), (711, 536560), (720, 529853), (760, 501966), (790, 482904), (855, 446192), (912, 418305), (948, 402420), (1059, 360240), (1140, 334644), (1185, 321936), (1264, 301815), (1368, 278870), (1412, 270180), (1422, 268280), (1501, 254160), (1520, 250983), (1580, 241452), (1710, 223096), (1765, 216144), (1896, 201210), (2118, 180120), (2280, 167322), (2370, 160968), (2736, 139435), (2824, 135090), (2844, 134140), (3002, 127080), (3160, 120726), (3177, 120080), (3420, 111548), (3530, 108072), (3555, 107312), (3792, 100605), (4236, 90060), (4503, 84720), (4560, 83661), (4740, 80484), (5295, 72048), (5648, 67545), (5688, 67070), (6004, 63540), (6320, 60363), (6354, 60040), (6707, 56880), (6840, 55774), (7060, 54036), (7110, 53656), (7505, 50832), (8472, 45030), (9006, 42360), (9480, 40242), (10590, 36024), (11376, 33535), (12008, 31770), (12708, 30020), (13414, 28440), (13509, 28240), (13680, 27887), (14120, 27018), (14220, 26828), (15010, 25416), (15885, 24016), (16944, 22515), (18012, 21180), (18960, 20121)]