77790120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{163}}^1$

素因数の和:315

約数の個数: 128

約数和(自身を含む): 243008640

約数和(自身を除く): 165218520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 41, 60, 82, 97, 120, 123, 163, 164, 194, 205, 246, 291, 326, 328, 388, 410, 485, 489, 492, 582, 615, 652, 776, 815, 820, 970, 978, 984, 1164, 1230, 1304, 1455, 1630, 1640, 1940, 1956, 2328, 2445, 2460, 2910, 3260, 3880, 3912, 3977, 4890, 4920, 5820, 6520, 6683, 7954, 9780, 11640, 11931, 13366, 15811, 15908, 19560, 19885, 20049, 23862, 26732, 31622, 31816, 33415, 39770, 40098, 47433, 47724, 53464, 59655, 63244, 66830, 79055, 79540, 80196, 94866, 95448, 100245, 119310, 126488, 133660, 158110, 159080, 160392, 189732, 200490, 237165, 238620, 267320, 316220, 379464, 400980, 474330, 477240, 632440, 648251, 801960, 948660, 1296502, 1897320, 1944753, 2593004, 3241255, 3889506, 5186008, 6482510, 7779012, 9723765, 12965020, 15558024, 19447530, 25930040, 38895060, 77790120]

約数ペア:

[(1, 77790120), (2, 38895060), (3, 25930040), (4, 19447530), (5, 15558024), (6, 12965020), (8, 9723765), (10, 7779012), (12, 6482510), (15, 5186008), (20, 3889506), (24, 3241255), (30, 2593004), (40, 1944753), (41, 1897320), (60, 1296502), (82, 948660), (97, 801960), (120, 648251), (123, 632440), (163, 477240), (164, 474330), (194, 400980), (205, 379464), (246, 316220), (291, 267320), (326, 238620), (328, 237165), (388, 200490), (410, 189732), (485, 160392), (489, 159080), (492, 158110), (582, 133660), (615, 126488), (652, 119310), (776, 100245), (815, 95448), (820, 94866), (970, 80196), (978, 79540), (984, 79055), (1164, 66830), (1230, 63244), (1304, 59655), (1455, 53464), (1630, 47724), (1640, 47433), (1940, 40098), (1956, 39770), (2328, 33415), (2445, 31816), (2460, 31622), (2910, 26732), (3260, 23862), (3880, 20049), (3912, 19885), (3977, 19560), (4890, 15908), (4920, 15811), (5820, 13366), (6520, 11931), (6683, 11640), (7954, 9780)]