87873480

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{443}}^1$

素因数の和:508

約数の個数: 192

約数和(自身を含む): 311688000

約数和(自身を除く): 223814520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 29, 30, 36, 38, 40, 45, 57, 58, 60, 72, 76, 87, 90, 95, 114, 116, 120, 145, 152, 171, 174, 180, 190, 228, 232, 261, 285, 290, 342, 348, 360, 380, 435, 443, 456, 522, 551, 570, 580, 684, 696, 760, 855, 870, 886, 1044, 1102, 1140, 1160, 1305, 1329, 1368, 1653, 1710, 1740, 1772, 2088, 2204, 2215, 2280, 2610, 2658, 2755, 3306, 3420, 3480, 3544, 3987, 4408, 4430, 4959, 5220, 5316, 5510, 6612, 6645, 6840, 7974, 8265, 8417, 8860, 9918, 10440, 10632, 11020, 12847, 13224, 13290, 15948, 16530, 16834, 17720, 19836, 19935, 22040, 24795, 25251, 25694, 26580, 31896, 33060, 33668, 38541, 39672, 39870, 42085, 49590, 50502, 51388, 53160, 64235, 66120, 67336, 75753, 77082, 79740, 84170, 99180, 101004, 102776, 115623, 126255, 128470, 151506, 154164, 159480, 168340, 192705, 198360, 202008, 231246, 244093, 252510, 256940, 303012, 308328, 336680, 378765, 385410, 462492, 488186, 505020, 513880, 578115, 606024, 732279, 757530, 770820, 924984, 976372, 1010040, 1156230, 1220465, 1464558, 1515060, 1541640, 1952744, 2196837, 2312460, 2440930, 2929116, 3030120, 3661395, 4393674, 4624920, 4881860, 5858232, 7322790, 8787348, 9763720, 10984185, 14645580, 17574696, 21968370, 29291160, 43936740, 87873480]

約数ペア:

[(1, 87873480), (2, 43936740), (3, 29291160), (4, 21968370), (5, 17574696), (6, 14645580), (8, 10984185), (9, 9763720), (10, 8787348), (12, 7322790), (15, 5858232), (18, 4881860), (19, 4624920), (20, 4393674), (24, 3661395), (29, 3030120), (30, 2929116), (36, 2440930), (38, 2312460), (40, 2196837), (45, 1952744), (57, 1541640), (58, 1515060), (60, 1464558), (72, 1220465), (76, 1156230), (87, 1010040), (90, 976372), (95, 924984), (114, 770820), (116, 757530), (120, 732279), (145, 606024), (152, 578115), (171, 513880), (174, 505020), (180, 488186), (190, 462492), (228, 385410), (232, 378765), (261, 336680), (285, 308328), (290, 303012), (342, 256940), (348, 252510), (360, 244093), (380, 231246), (435, 202008), (443, 198360), (456, 192705), (522, 168340), (551, 159480), (570, 154164), (580, 151506), (684, 128470), (696, 126255), (760, 115623), (855, 102776), (870, 101004), (886, 99180), (1044, 84170), (1102, 79740), (1140, 77082), (1160, 75753), (1305, 67336), (1329, 66120), (1368, 64235), (1653, 53160), (1710, 51388), (1740, 50502), (1772, 49590), (2088, 42085), (2204, 39870), (2215, 39672), (2280, 38541), (2610, 33668), (2658, 33060), (2755, 31896), (3306, 26580), (3420, 25694), (3480, 25251), (3544, 24795), (3987, 22040), (4408, 19935), (4430, 19836), (4959, 17720), (5220, 16834), (5316, 16530), (5510, 15948), (6612, 13290), (6645, 13224), (6840, 12847), (7974, 11020), (8265, 10632), (8417, 10440), (8860, 9918)]