321192720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{443}}^1$

素因数の和:534

約数の個数: 240

約数和(自身を含む): 1159479360

約数和(自身を除く): 838286640

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, 53, 57, 60, 72, 76, 80, 90, 95, 106, 114, 120, 144, 152, 159, 171, 180, 190, 212, 228, 240, 265, 285, 304, 318, 342, 360, 380, 424, 443, 456, 477, 530, 570, 636, 684, 720, 760, 795, 848, 855, 886, 912, 954, 1007, 1060, 1140, 1272, 1329, 1368, 1520, 1590, 1710, 1772, 1908, 2014, 2120, 2215, 2280, 2385, 2544, 2658, 2736, 3021, 3180, 3420, 3544, 3816, 3987, 4028, 4240, 4430, 4560, 4770, 5035, 5316, 6042, 6360, 6645, 6840, 7088, 7632, 7974, 8056, 8417, 8860, 9063, 9540, 10070, 10632, 12084, 12720, 13290, 13680, 15105, 15948, 16112, 16834, 17720, 18126, 19080, 19935, 20140, 21264, 23479, 24168, 25251, 26580, 30210, 31896, 33668, 35440, 36252, 38160, 39870, 40280, 42085, 45315, 46958, 48336, 50502, 53160, 60420, 63792, 67336, 70437, 72504, 75753, 79740, 80560, 84170, 90630, 93916, 101004, 106320, 117395, 120840, 126255, 134672, 140874, 145008, 151506, 159480, 168340, 181260, 187832, 202008, 211311, 234790, 241680, 252510, 281748, 303012, 318960, 336680, 352185, 362520, 375664, 378765, 404016, 422622, 446101, 469580, 505020, 563496, 606024, 673360, 704370, 725040, 757530, 845244, 892202, 939160, 1010040, 1056555, 1126992, 1212048, 1338303, 1408740, 1515060, 1690488, 1784404, 1878320, 2020080, 2113110, 2230505, 2676606, 2817480, 3030120, 3380976, 3568808, 4014909, 4226220, 4461010, 5353212, 5634960, 6060240, 6691515, 7137616, 8029818, 8452440, 8922020, 10706424, 13383030, 16059636, 16904880, 17844040, 20074545, 21412848, 26766060, 32119272, 35688080, 40149090, 53532120, 64238544, 80298180, 107064240, 160596360, 321192720]

約数ペア:

[(1, 321192720), (2, 160596360), (3, 107064240), (4, 80298180), (5, 64238544), (6, 53532120), (8, 40149090), (9, 35688080), (10, 32119272), (12, 26766060), (15, 21412848), (16, 20074545), (18, 17844040), (19, 16904880), (20, 16059636), (24, 13383030), (30, 10706424), (36, 8922020), (38, 8452440), (40, 8029818), (45, 7137616), (48, 6691515), (53, 6060240), (57, 5634960), (60, 5353212), (72, 4461010), (76, 4226220), (80, 4014909), (90, 3568808), (95, 3380976), (106, 3030120), (114, 2817480), (120, 2676606), (144, 2230505), (152, 2113110), (159, 2020080), (171, 1878320), (180, 1784404), (190, 1690488), (212, 1515060), (228, 1408740), (240, 1338303), (265, 1212048), (285, 1126992), (304, 1056555), (318, 1010040), (342, 939160), (360, 892202), (380, 845244), (424, 757530), (443, 725040), (456, 704370), (477, 673360), (530, 606024), (570, 563496), (636, 505020), (684, 469580), (720, 446101), (760, 422622), (795, 404016), (848, 378765), (855, 375664), (886, 362520), (912, 352185), (954, 336680), (1007, 318960), (1060, 303012), (1140, 281748), (1272, 252510), (1329, 241680), (1368, 234790), (1520, 211311), (1590, 202008), (1710, 187832), (1772, 181260), (1908, 168340), (2014, 159480), (2120, 151506), (2215, 145008), (2280, 140874), (2385, 134672), (2544, 126255), (2658, 120840), (2736, 117395), (3021, 106320), (3180, 101004), (3420, 93916), (3544, 90630), (3816, 84170), (3987, 80560), (4028, 79740), (4240, 75753), (4430, 72504), (4560, 70437), (4770, 67336), (5035, 63792), (5316, 60420), (6042, 53160), (6360, 50502), (6645, 48336), (6840, 46958), (7088, 45315), (7632, 42085), (7974, 40280), (8056, 39870), (8417, 38160), (8860, 36252), (9063, 35440), (9540, 33668), (10070, 31896), (10632, 30210), (12084, 26580), (12720, 25251), (13290, 24168), (13680, 23479), (15105, 21264), (15948, 20140), (16112, 19935), (16834, 19080), (17720, 18126)]