81063120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{613}}^1$

素因数の和:677

約数の個数: 160

約数和(自身を含む): 274089600

約数和(自身を除く): 193026480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 29, 30, 38, 40, 48, 57, 58, 60, 76, 80, 87, 95, 114, 116, 120, 145, 152, 174, 190, 228, 232, 240, 285, 290, 304, 348, 380, 435, 456, 464, 551, 570, 580, 613, 696, 760, 870, 912, 1102, 1140, 1160, 1226, 1392, 1520, 1653, 1740, 1839, 2204, 2280, 2320, 2452, 2755, 3065, 3306, 3480, 3678, 4408, 4560, 4904, 5510, 6130, 6612, 6960, 7356, 8265, 8816, 9195, 9808, 11020, 11647, 12260, 13224, 14712, 16530, 17777, 18390, 22040, 23294, 24520, 26448, 29424, 33060, 34941, 35554, 36780, 44080, 46588, 49040, 53331, 58235, 66120, 69882, 71108, 73560, 88885, 93176, 106662, 116470, 132240, 139764, 142216, 147120, 174705, 177770, 186352, 213324, 232940, 266655, 279528, 284432, 337763, 349410, 355540, 426648, 465880, 533310, 559056, 675526, 698820, 711080, 853296, 931760, 1013289, 1066620, 1351052, 1397640, 1422160, 1688815, 2026578, 2133240, 2702104, 2795280, 3377630, 4053156, 4266480, 5066445, 5404208, 6755260, 8106312, 10132890, 13510520, 16212624, 20265780, 27021040, 40531560, 81063120]

約数ペア:

[(1, 81063120), (2, 40531560), (3, 27021040), (4, 20265780), (5, 16212624), (6, 13510520), (8, 10132890), (10, 8106312), (12, 6755260), (15, 5404208), (16, 5066445), (19, 4266480), (20, 4053156), (24, 3377630), (29, 2795280), (30, 2702104), (38, 2133240), (40, 2026578), (48, 1688815), (57, 1422160), (58, 1397640), (60, 1351052), (76, 1066620), (80, 1013289), (87, 931760), (95, 853296), (114, 711080), (116, 698820), (120, 675526), (145, 559056), (152, 533310), (174, 465880), (190, 426648), (228, 355540), (232, 349410), (240, 337763), (285, 284432), (290, 279528), (304, 266655), (348, 232940), (380, 213324), (435, 186352), (456, 177770), (464, 174705), (551, 147120), (570, 142216), (580, 139764), (613, 132240), (696, 116470), (760, 106662), (870, 93176), (912, 88885), (1102, 73560), (1140, 71108), (1160, 69882), (1226, 66120), (1392, 58235), (1520, 53331), (1653, 49040), (1740, 46588), (1839, 44080), (2204, 36780), (2280, 35554), (2320, 34941), (2452, 33060), (2755, 29424), (3065, 26448), (3306, 24520), (3480, 23294), (3678, 22040), (4408, 18390), (4560, 17777), (4904, 16530), (5510, 14712), (6130, 13224), (6612, 12260), (6960, 11647), (7356, 11020), (8265, 9808), (8816, 9195)]