128311920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{953}}^1$

素因数の和:1000

約数の個数: 240

約数和(自身を含む): 498262752

約数和(自身を除く): 369950832

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 17, 18, 20, 22, 24, 30, 33, 34, 36, 40, 44, 45, 48, 51, 55, 60, 66, 68, 72, 80, 85, 88, 90, 99, 102, 110, 120, 132, 136, 144, 153, 165, 170, 176, 180, 187, 198, 204, 220, 240, 255, 264, 272, 306, 330, 340, 360, 374, 396, 408, 440, 495, 510, 528, 561, 612, 660, 680, 720, 748, 765, 792, 816, 880, 935, 953, 990, 1020, 1122, 1224, 1320, 1360, 1496, 1530, 1584, 1683, 1870, 1906, 1980, 2040, 2244, 2448, 2640, 2805, 2859, 2992, 3060, 3366, 3740, 3812, 3960, 4080, 4488, 4765, 5610, 5718, 6120, 6732, 7480, 7624, 7920, 8415, 8577, 8976, 9530, 10483, 11220, 11436, 12240, 13464, 14295, 14960, 15248, 16201, 16830, 17154, 19060, 20966, 22440, 22872, 26928, 28590, 31449, 32402, 33660, 34308, 38120, 41932, 42885, 44880, 45744, 48603, 52415, 57180, 62898, 64804, 67320, 68616, 76240, 81005, 83864, 85770, 94347, 97206, 104830, 114360, 125796, 129608, 134640, 137232, 145809, 157245, 162010, 167728, 171540, 178211, 188694, 194412, 209660, 228720, 243015, 251592, 259216, 291618, 314490, 324020, 343080, 356422, 377388, 388824, 419320, 471735, 486030, 503184, 534633, 583236, 628980, 648040, 686160, 712844, 729045, 754776, 777648, 838640, 891055, 943470, 972060, 1069266, 1166472, 1257960, 1296080, 1425688, 1458090, 1509552, 1603899, 1782110, 1886940, 1944120, 2138532, 2332944, 2515920, 2673165, 2851376, 2916180, 3207798, 3564220, 3773880, 3888240, 4277064, 5346330, 5832360, 6415596, 7128440, 7547760, 8019495, 8554128, 10692660, 11664720, 12831192, 14256880, 16038990, 21385320, 25662384, 32077980, 42770640, 64155960, 128311920]

約数ペア:

[(1, 128311920), (2, 64155960), (3, 42770640), (4, 32077980), (5, 25662384), (6, 21385320), (8, 16038990), (9, 14256880), (10, 12831192), (11, 11664720), (12, 10692660), (15, 8554128), (16, 8019495), (17, 7547760), (18, 7128440), (20, 6415596), (22, 5832360), (24, 5346330), (30, 4277064), (33, 3888240), (34, 3773880), (36, 3564220), (40, 3207798), (44, 2916180), (45, 2851376), (48, 2673165), (51, 2515920), (55, 2332944), (60, 2138532), (66, 1944120), (68, 1886940), (72, 1782110), (80, 1603899), (85, 1509552), (88, 1458090), (90, 1425688), (99, 1296080), (102, 1257960), (110, 1166472), (120, 1069266), (132, 972060), (136, 943470), (144, 891055), (153, 838640), (165, 777648), (170, 754776), (176, 729045), (180, 712844), (187, 686160), (198, 648040), (204, 628980), (220, 583236), (240, 534633), (255, 503184), (264, 486030), (272, 471735), (306, 419320), (330, 388824), (340, 377388), (360, 356422), (374, 343080), (396, 324020), (408, 314490), (440, 291618), (495, 259216), (510, 251592), (528, 243015), (561, 228720), (612, 209660), (660, 194412), (680, 188694), (720, 178211), (748, 171540), (765, 167728), (792, 162010), (816, 157245), (880, 145809), (935, 137232), (953, 134640), (990, 129608), (1020, 125796), (1122, 114360), (1224, 104830), (1320, 97206), (1360, 94347), (1496, 85770), (1530, 83864), (1584, 81005), (1683, 76240), (1870, 68616), (1906, 67320), (1980, 64804), (2040, 62898), (2244, 57180), (2448, 52415), (2640, 48603), (2805, 45744), (2859, 44880), (2992, 42885), (3060, 41932), (3366, 38120), (3740, 34308), (3812, 33660), (3960, 32402), (4080, 31449), (4488, 28590), (4765, 26928), (5610, 22872), (5718, 22440), (6120, 20966), (6732, 19060), (7480, 17154), (7624, 16830), (7920, 16201), (8415, 15248), (8577, 14960), (8976, 14295), (9530, 13464), (10483, 12240), (11220, 11436)]