128729916

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{199}}^1$

素因数の和:384

約数の個数: 144

約数和(自身を含む): 398361600

約数和(自身を除く): 269631684

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 21, 28, 34, 36, 42, 51, 63, 68, 84, 102, 119, 126, 151, 153, 199, 204, 238, 252, 302, 306, 357, 398, 453, 476, 597, 604, 612, 714, 796, 906, 1057, 1071, 1194, 1359, 1393, 1428, 1791, 1812, 2114, 2142, 2388, 2567, 2718, 2786, 3171, 3383, 3582, 4179, 4228, 4284, 5134, 5436, 5572, 6342, 6766, 7164, 7701, 8358, 9513, 10149, 10268, 12537, 12684, 13532, 15402, 16716, 17969, 19026, 20298, 23103, 23681, 25074, 30049, 30447, 30804, 35938, 38052, 40596, 46206, 47362, 50148, 53907, 60098, 60894, 71043, 71876, 90147, 92412, 94724, 107814, 120196, 121788, 142086, 161721, 180294, 210343, 213129, 215628, 270441, 284172, 323442, 360588, 420686, 426258, 510833, 540882, 631029, 646884, 841372, 852516, 1021666, 1081764, 1262058, 1532499, 1893087, 2043332, 2524116, 3064998, 3575831, 3786174, 4597497, 6129996, 7151662, 7572348, 9194994, 10727493, 14303324, 18389988, 21454986, 32182479, 42909972, 64364958, 128729916]

約数ペア:

[(1, 128729916), (2, 64364958), (3, 42909972), (4, 32182479), (6, 21454986), (7, 18389988), (9, 14303324), (12, 10727493), (14, 9194994), (17, 7572348), (18, 7151662), (21, 6129996), (28, 4597497), (34, 3786174), (36, 3575831), (42, 3064998), (51, 2524116), (63, 2043332), (68, 1893087), (84, 1532499), (102, 1262058), (119, 1081764), (126, 1021666), (151, 852516), (153, 841372), (199, 646884), (204, 631029), (238, 540882), (252, 510833), (302, 426258), (306, 420686), (357, 360588), (398, 323442), (453, 284172), (476, 270441), (597, 215628), (604, 213129), (612, 210343), (714, 180294), (796, 161721), (906, 142086), (1057, 121788), (1071, 120196), (1194, 107814), (1359, 94724), (1393, 92412), (1428, 90147), (1791, 71876), (1812, 71043), (2114, 60894), (2142, 60098), (2388, 53907), (2567, 50148), (2718, 47362), (2786, 46206), (3171, 40596), (3383, 38052), (3582, 35938), (4179, 30804), (4228, 30447), (4284, 30049), (5134, 25074), (5436, 23681), (5572, 23103), (6342, 20298), (6766, 19026), (7164, 17969), (7701, 16716), (8358, 15402), (9513, 13532), (10149, 12684), (10268, 12537)]