1581154920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{853}}^1$

素因数の和:1160

約数の個数: 192

約数和(自身を含む): 5435539200

約数和(自身を除く): 3854384280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 45, 57, 60, 72, 76, 90, 95, 114, 120, 152, 171, 180, 190, 228, 271, 285, 342, 360, 380, 456, 542, 570, 684, 760, 813, 853, 855, 1084, 1140, 1355, 1368, 1626, 1706, 1710, 2168, 2280, 2439, 2559, 2710, 3252, 3412, 3420, 4065, 4265, 4878, 5118, 5149, 5420, 6504, 6824, 6840, 7677, 8130, 8530, 9756, 10236, 10298, 10840, 12195, 12795, 15354, 15447, 16207, 16260, 17060, 19512, 20472, 20596, 24390, 25590, 25745, 30708, 30894, 32414, 32520, 34120, 38385, 41192, 46341, 48621, 48780, 51180, 51490, 61416, 61788, 64828, 76770, 77235, 81035, 92682, 97242, 97560, 102360, 102980, 123576, 129656, 145863, 153540, 154470, 162070, 185364, 194484, 205960, 231163, 231705, 243105, 291726, 307080, 308940, 324140, 370728, 388968, 462326, 463410, 486210, 583452, 617880, 648280, 693489, 729315, 924652, 926820, 972420, 1155815, 1166904, 1386978, 1458630, 1849304, 1853640, 1944840, 2080467, 2311630, 2773956, 2917260, 3467445, 4160934, 4392097, 4623260, 5547912, 5834520, 6934890, 8321868, 8784194, 9246520, 10402335, 13176291, 13869780, 16643736, 17568388, 20804670, 21960485, 26352582, 27739560, 35136776, 39528873, 41609340, 43920970, 52705164, 65881455, 79057746, 83218680, 87841940, 105410328, 131762910, 158115492, 175683880, 197644365, 263525820, 316230984, 395288730, 527051640, 790577460, 1581154920]

約数ペア:

[(1, 1581154920), (2, 790577460), (3, 527051640), (4, 395288730), (5, 316230984), (6, 263525820), (8, 197644365), (9, 175683880), (10, 158115492), (12, 131762910), (15, 105410328), (18, 87841940), (19, 83218680), (20, 79057746), (24, 65881455), (30, 52705164), (36, 43920970), (38, 41609340), (40, 39528873), (45, 35136776), (57, 27739560), (60, 26352582), (72, 21960485), (76, 20804670), (90, 17568388), (95, 16643736), (114, 13869780), (120, 13176291), (152, 10402335), (171, 9246520), (180, 8784194), (190, 8321868), (228, 6934890), (271, 5834520), (285, 5547912), (342, 4623260), (360, 4392097), (380, 4160934), (456, 3467445), (542, 2917260), (570, 2773956), (684, 2311630), (760, 2080467), (813, 1944840), (853, 1853640), (855, 1849304), (1084, 1458630), (1140, 1386978), (1355, 1166904), (1368, 1155815), (1626, 972420), (1706, 926820), (1710, 924652), (2168, 729315), (2280, 693489), (2439, 648280), (2559, 617880), (2710, 583452), (3252, 486210), (3412, 463410), (3420, 462326), (4065, 388968), (4265, 370728), (4878, 324140), (5118, 308940), (5149, 307080), (5420, 291726), (6504, 243105), (6824, 231705), (6840, 231163), (7677, 205960), (8130, 194484), (8530, 185364), (9756, 162070), (10236, 154470), (10298, 153540), (10840, 145863), (12195, 129656), (12795, 123576), (15354, 102980), (15447, 102360), (16207, 97560), (16260, 97242), (17060, 92682), (19512, 81035), (20472, 77235), (20596, 76770), (24390, 64828), (25590, 61788), (25745, 61416), (30708, 51490), (30894, 51180), (32414, 48780), (32520, 48621), (34120, 46341), (38385, 41192)]