155580240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{163}}^1$

素因数の和:317

約数の個数: 160

約数和(自身を含む): 502217856

約数和(自身を除く): 346637616

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 41, 48, 60, 80, 82, 97, 120, 123, 163, 164, 194, 205, 240, 246, 291, 326, 328, 388, 410, 485, 489, 492, 582, 615, 652, 656, 776, 815, 820, 970, 978, 984, 1164, 1230, 1304, 1455, 1552, 1630, 1640, 1940, 1956, 1968, 2328, 2445, 2460, 2608, 2910, 3260, 3280, 3880, 3912, 3977, 4656, 4890, 4920, 5820, 6520, 6683, 7760, 7824, 7954, 9780, 9840, 11640, 11931, 13040, 13366, 15811, 15908, 19560, 19885, 20049, 23280, 23862, 26732, 31622, 31816, 33415, 39120, 39770, 40098, 47433, 47724, 53464, 59655, 63244, 63632, 66830, 79055, 79540, 80196, 94866, 95448, 100245, 106928, 119310, 126488, 133660, 158110, 159080, 160392, 189732, 190896, 200490, 237165, 238620, 252976, 267320, 316220, 318160, 320784, 379464, 400980, 474330, 477240, 534640, 632440, 648251, 758928, 801960, 948660, 954480, 1264880, 1296502, 1603920, 1897320, 1944753, 2593004, 3241255, 3794640, 3889506, 5186008, 6482510, 7779012, 9723765, 10372016, 12965020, 15558024, 19447530, 25930040, 31116048, 38895060, 51860080, 77790120, 155580240]

約数ペア:

[(1, 155580240), (2, 77790120), (3, 51860080), (4, 38895060), (5, 31116048), (6, 25930040), (8, 19447530), (10, 15558024), (12, 12965020), (15, 10372016), (16, 9723765), (20, 7779012), (24, 6482510), (30, 5186008), (40, 3889506), (41, 3794640), (48, 3241255), (60, 2593004), (80, 1944753), (82, 1897320), (97, 1603920), (120, 1296502), (123, 1264880), (163, 954480), (164, 948660), (194, 801960), (205, 758928), (240, 648251), (246, 632440), (291, 534640), (326, 477240), (328, 474330), (388, 400980), (410, 379464), (485, 320784), (489, 318160), (492, 316220), (582, 267320), (615, 252976), (652, 238620), (656, 237165), (776, 200490), (815, 190896), (820, 189732), (970, 160392), (978, 159080), (984, 158110), (1164, 133660), (1230, 126488), (1304, 119310), (1455, 106928), (1552, 100245), (1630, 95448), (1640, 94866), (1940, 80196), (1956, 79540), (1968, 79055), (2328, 66830), (2445, 63632), (2460, 63244), (2608, 59655), (2910, 53464), (3260, 47724), (3280, 47433), (3880, 40098), (3912, 39770), (3977, 39120), (4656, 33415), (4890, 31816), (4920, 31622), (5820, 26732), (6520, 23862), (6683, 23280), (7760, 20049), (7824, 19885), (7954, 19560), (9780, 15908), (9840, 15811), (11640, 13366), (11931, 13040)]