78831720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1171}}^1$

素因数の和:1216

約数の個数: 192

約数和(自身を含む): 296187840

約数和(自身を除く): 217356120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 17, 18, 20, 22, 24, 30, 33, 34, 36, 40, 44, 45, 51, 55, 60, 66, 68, 72, 85, 88, 90, 99, 102, 110, 120, 132, 136, 153, 165, 170, 180, 187, 198, 204, 220, 255, 264, 306, 330, 340, 360, 374, 396, 408, 440, 495, 510, 561, 612, 660, 680, 748, 765, 792, 935, 990, 1020, 1122, 1171, 1224, 1320, 1496, 1530, 1683, 1870, 1980, 2040, 2244, 2342, 2805, 3060, 3366, 3513, 3740, 3960, 4488, 4684, 5610, 5855, 6120, 6732, 7026, 7480, 8415, 9368, 10539, 11220, 11710, 12881, 13464, 14052, 16830, 17565, 19907, 21078, 22440, 23420, 25762, 28104, 33660, 35130, 38643, 39814, 42156, 46840, 51524, 52695, 59721, 64405, 67320, 70260, 77286, 79628, 84312, 99535, 103048, 105390, 115929, 119442, 128810, 140520, 154572, 159256, 179163, 193215, 199070, 210780, 218977, 231858, 238884, 257620, 298605, 309144, 358326, 386430, 398140, 421560, 437954, 463716, 477768, 515240, 579645, 597210, 656931, 716652, 772860, 796280, 875908, 895815, 927432, 1094885, 1159290, 1194420, 1313862, 1433304, 1545720, 1751816, 1791630, 1970793, 2189770, 2318580, 2388840, 2627724, 3284655, 3583260, 3941586, 4379540, 4637160, 5255448, 6569310, 7166520, 7883172, 8759080, 9853965, 13138620, 15766344, 19707930, 26277240, 39415860, 78831720]

約数ペア:

[(1, 78831720), (2, 39415860), (3, 26277240), (4, 19707930), (5, 15766344), (6, 13138620), (8, 9853965), (9, 8759080), (10, 7883172), (11, 7166520), (12, 6569310), (15, 5255448), (17, 4637160), (18, 4379540), (20, 3941586), (22, 3583260), (24, 3284655), (30, 2627724), (33, 2388840), (34, 2318580), (36, 2189770), (40, 1970793), (44, 1791630), (45, 1751816), (51, 1545720), (55, 1433304), (60, 1313862), (66, 1194420), (68, 1159290), (72, 1094885), (85, 927432), (88, 895815), (90, 875908), (99, 796280), (102, 772860), (110, 716652), (120, 656931), (132, 597210), (136, 579645), (153, 515240), (165, 477768), (170, 463716), (180, 437954), (187, 421560), (198, 398140), (204, 386430), (220, 358326), (255, 309144), (264, 298605), (306, 257620), (330, 238884), (340, 231858), (360, 218977), (374, 210780), (396, 199070), (408, 193215), (440, 179163), (495, 159256), (510, 154572), (561, 140520), (612, 128810), (660, 119442), (680, 115929), (748, 105390), (765, 103048), (792, 99535), (935, 84312), (990, 79628), (1020, 77286), (1122, 70260), (1171, 67320), (1224, 64405), (1320, 59721), (1496, 52695), (1530, 51524), (1683, 46840), (1870, 42156), (1980, 39814), (2040, 38643), (2244, 35130), (2342, 33660), (2805, 28104), (3060, 25762), (3366, 23420), (3513, 22440), (3740, 21078), (3960, 19907), (4488, 17565), (4684, 16830), (5610, 14052), (5855, 13464), (6120, 12881), (6732, 11710), (7026, 11220), (7480, 10539), (8415, 9368)]