61961280

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1$

素因数の和:161

約数の個数: 224

約数和(自身を含む): 214579200

約数和(自身を除く): 152617920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 43, 48, 57, 60, 64, 76, 79, 80, 86, 95, 96, 114, 120, 129, 152, 158, 160, 172, 190, 192, 215, 228, 237, 240, 258, 285, 304, 316, 320, 344, 380, 395, 430, 456, 474, 480, 516, 570, 608, 632, 645, 688, 760, 790, 817, 860, 912, 948, 960, 1032, 1140, 1185, 1216, 1264, 1290, 1376, 1501, 1520, 1580, 1634, 1720, 1824, 1896, 2064, 2280, 2370, 2451, 2528, 2580, 2752, 3002, 3040, 3160, 3268, 3397, 3440, 3648, 3792, 4085, 4128, 4503, 4560, 4740, 4902, 5056, 5160, 6004, 6080, 6320, 6536, 6794, 6880, 7505, 7584, 8170, 8256, 9006, 9120, 9480, 9804, 10191, 10320, 12008, 12255, 12640, 13072, 13588, 13760, 15010, 15168, 16340, 16985, 18012, 18240, 18960, 19608, 20382, 20640, 22515, 24016, 24510, 25280, 26144, 27176, 30020, 32680, 33970, 36024, 37920, 39216, 40764, 41280, 45030, 48032, 49020, 50955, 52288, 54352, 60040, 64543, 65360, 67940, 72048, 75840, 78432, 81528, 90060, 96064, 98040, 101910, 108704, 120080, 129086, 130720, 135880, 144096, 156864, 163056, 180120, 193629, 196080, 203820, 217408, 240160, 258172, 261440, 271760, 288192, 322715, 326112, 360240, 387258, 392160, 407640, 480320, 516344, 543520, 645430, 652224, 720480, 774516, 784320, 815280, 968145, 1032688, 1087040, 1290860, 1440960, 1549032, 1630560, 1936290, 2065376, 2581720, 3098064, 3261120, 3872580, 4130752, 5163440, 6196128, 7745160, 10326880, 12392256, 15490320, 20653760, 30980640, 61961280]

約数ペア:

[(1, 61961280), (2, 30980640), (3, 20653760), (4, 15490320), (5, 12392256), (6, 10326880), (8, 7745160), (10, 6196128), (12, 5163440), (15, 4130752), (16, 3872580), (19, 3261120), (20, 3098064), (24, 2581720), (30, 2065376), (32, 1936290), (38, 1630560), (40, 1549032), (43, 1440960), (48, 1290860), (57, 1087040), (60, 1032688), (64, 968145), (76, 815280), (79, 784320), (80, 774516), (86, 720480), (95, 652224), (96, 645430), (114, 543520), (120, 516344), (129, 480320), (152, 407640), (158, 392160), (160, 387258), (172, 360240), (190, 326112), (192, 322715), (215, 288192), (228, 271760), (237, 261440), (240, 258172), (258, 240160), (285, 217408), (304, 203820), (316, 196080), (320, 193629), (344, 180120), (380, 163056), (395, 156864), (430, 144096), (456, 135880), (474, 130720), (480, 129086), (516, 120080), (570, 108704), (608, 101910), (632, 98040), (645, 96064), (688, 90060), (760, 81528), (790, 78432), (817, 75840), (860, 72048), (912, 67940), (948, 65360), (960, 64543), (1032, 60040), (1140, 54352), (1185, 52288), (1216, 50955), (1264, 49020), (1290, 48032), (1376, 45030), (1501, 41280), (1520, 40764), (1580, 39216), (1634, 37920), (1720, 36024), (1824, 33970), (1896, 32680), (2064, 30020), (2280, 27176), (2370, 26144), (2451, 25280), (2528, 24510), (2580, 24016), (2752, 22515), (3002, 20640), (3040, 20382), (3160, 19608), (3268, 18960), (3397, 18240), (3440, 18012), (3648, 16985), (3792, 16340), (4085, 15168), (4128, 15010), (4503, 13760), (4560, 13588), (4740, 13072), (4902, 12640), (5056, 12255), (5160, 12008), (6004, 10320), (6080, 10191), (6320, 9804), (6536, 9480), (6794, 9120), (6880, 9006), (7505, 8256), (7584, 8170)]