77870880

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{3181}}^1$

素因数の和:3219

約数の個数: 144

約数和(自身を含む): 281454264

約数和(自身を除く): 203583384

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 32, 34, 36, 40, 45, 48, 51, 60, 68, 72, 80, 85, 90, 96, 102, 120, 136, 144, 153, 160, 170, 180, 204, 240, 255, 272, 288, 306, 340, 360, 408, 480, 510, 544, 612, 680, 720, 765, 816, 1020, 1224, 1360, 1440, 1530, 1632, 2040, 2448, 2720, 3060, 3181, 4080, 4896, 6120, 6362, 8160, 9543, 12240, 12724, 15905, 19086, 24480, 25448, 28629, 31810, 38172, 47715, 50896, 54077, 57258, 63620, 76344, 95430, 101792, 108154, 114516, 127240, 143145, 152688, 162231, 190860, 216308, 229032, 254480, 270385, 286290, 305376, 324462, 381720, 432616, 458064, 486693, 508960, 540770, 572580, 648924, 763440, 811155, 865232, 916128, 973386, 1081540, 1145160, 1297848, 1526880, 1622310, 1730464, 1946772, 2163080, 2290320, 2433465, 2595696, 3244620, 3893544, 4326160, 4580640, 4866930, 5191392, 6489240, 7787088, 8652320, 9733860, 12978480, 15574176, 19467720, 25956960, 38935440, 77870880]

約数ペア:

[(1, 77870880), (2, 38935440), (3, 25956960), (4, 19467720), (5, 15574176), (6, 12978480), (8, 9733860), (9, 8652320), (10, 7787088), (12, 6489240), (15, 5191392), (16, 4866930), (17, 4580640), (18, 4326160), (20, 3893544), (24, 3244620), (30, 2595696), (32, 2433465), (34, 2290320), (36, 2163080), (40, 1946772), (45, 1730464), (48, 1622310), (51, 1526880), (60, 1297848), (68, 1145160), (72, 1081540), (80, 973386), (85, 916128), (90, 865232), (96, 811155), (102, 763440), (120, 648924), (136, 572580), (144, 540770), (153, 508960), (160, 486693), (170, 458064), (180, 432616), (204, 381720), (240, 324462), (255, 305376), (272, 286290), (288, 270385), (306, 254480), (340, 229032), (360, 216308), (408, 190860), (480, 162231), (510, 152688), (544, 143145), (612, 127240), (680, 114516), (720, 108154), (765, 101792), (816, 95430), (1020, 76344), (1224, 63620), (1360, 57258), (1440, 54077), (1530, 50896), (1632, 47715), (2040, 38172), (2448, 31810), (2720, 28629), (3060, 25448), (3181, 24480), (4080, 19086), (4896, 15905), (6120, 12724), (6362, 12240), (8160, 9543)]