128699520

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{3943}}^1$

素因数の和:3982

約数の個数: 128

約数和(自身を含む): 434471040

約数和(自身を除く): 305771520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 64, 68, 80, 85, 96, 102, 120, 128, 136, 160, 170, 192, 204, 240, 255, 272, 320, 340, 384, 408, 480, 510, 544, 640, 680, 816, 960, 1020, 1088, 1360, 1632, 1920, 2040, 2176, 2720, 3264, 3943, 4080, 5440, 6528, 7886, 8160, 10880, 11829, 15772, 16320, 19715, 23658, 31544, 32640, 39430, 47316, 59145, 63088, 67031, 78860, 94632, 118290, 126176, 134062, 157720, 189264, 201093, 236580, 252352, 268124, 315440, 335155, 378528, 402186, 473160, 504704, 536248, 630880, 670310, 757056, 804372, 946320, 1005465, 1072496, 1261760, 1340620, 1514112, 1608744, 1892640, 2010930, 2144992, 2523520, 2681240, 3217488, 3785280, 4021860, 4289984, 5362480, 6434976, 7570560, 8043720, 8579968, 10724960, 12869952, 16087440, 21449920, 25739904, 32174880, 42899840, 64349760, 128699520]

約数ペア:

[(1, 128699520), (2, 64349760), (3, 42899840), (4, 32174880), (5, 25739904), (6, 21449920), (8, 16087440), (10, 12869952), (12, 10724960), (15, 8579968), (16, 8043720), (17, 7570560), (20, 6434976), (24, 5362480), (30, 4289984), (32, 4021860), (34, 3785280), (40, 3217488), (48, 2681240), (51, 2523520), (60, 2144992), (64, 2010930), (68, 1892640), (80, 1608744), (85, 1514112), (96, 1340620), (102, 1261760), (120, 1072496), (128, 1005465), (136, 946320), (160, 804372), (170, 757056), (192, 670310), (204, 630880), (240, 536248), (255, 504704), (272, 473160), (320, 402186), (340, 378528), (384, 335155), (408, 315440), (480, 268124), (510, 252352), (544, 236580), (640, 201093), (680, 189264), (816, 157720), (960, 134062), (1020, 126176), (1088, 118290), (1360, 94632), (1632, 78860), (1920, 67031), (2040, 63088), (2176, 59145), (2720, 47316), (3264, 39430), (3943, 32640), (4080, 31544), (5440, 23658), (6528, 19715), (7886, 16320), (8160, 15772), (10880, 11829)]