40302080

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1$

素因数の和:216

約数の個数: 160

約数和(自身を含む): 119617344

約数和(自身を除く): 79315264

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 128, 130, 140, 160, 173, 182, 208, 224, 256, 260, 280, 320, 346, 364, 416, 448, 455, 512, 520, 560, 640, 692, 728, 832, 865, 896, 910, 1040, 1120, 1211, 1280, 1384, 1456, 1664, 1730, 1792, 1820, 2080, 2240, 2249, 2422, 2560, 2768, 2912, 3328, 3460, 3584, 3640, 4160, 4480, 4498, 4844, 5536, 5824, 6055, 6656, 6920, 7280, 8320, 8960, 8996, 9688, 11072, 11245, 11648, 12110, 13840, 14560, 15743, 16640, 17920, 17992, 19376, 22144, 22490, 23296, 24220, 27680, 29120, 31486, 33280, 35984, 38752, 44288, 44980, 46592, 48440, 55360, 58240, 62972, 71968, 77504, 78715, 88576, 89960, 96880, 110720, 116480, 125944, 143936, 155008, 157430, 179920, 193760, 221440, 232960, 251888, 287872, 310016, 314860, 359840, 387520, 442880, 503776, 575744, 620032, 629720, 719680, 775040, 1007552, 1151488, 1259440, 1439360, 1550080, 2015104, 2518880, 2878720, 3100160, 4030208, 5037760, 5757440, 8060416, 10075520, 20151040, 40302080]

約数ペア:

[(1, 40302080), (2, 20151040), (4, 10075520), (5, 8060416), (7, 5757440), (8, 5037760), (10, 4030208), (13, 3100160), (14, 2878720), (16, 2518880), (20, 2015104), (26, 1550080), (28, 1439360), (32, 1259440), (35, 1151488), (40, 1007552), (52, 775040), (56, 719680), (64, 629720), (65, 620032), (70, 575744), (80, 503776), (91, 442880), (104, 387520), (112, 359840), (128, 314860), (130, 310016), (140, 287872), (160, 251888), (173, 232960), (182, 221440), (208, 193760), (224, 179920), (256, 157430), (260, 155008), (280, 143936), (320, 125944), (346, 116480), (364, 110720), (416, 96880), (448, 89960), (455, 88576), (512, 78715), (520, 77504), (560, 71968), (640, 62972), (692, 58240), (728, 55360), (832, 48440), (865, 46592), (896, 44980), (910, 44288), (1040, 38752), (1120, 35984), (1211, 33280), (1280, 31486), (1384, 29120), (1456, 27680), (1664, 24220), (1730, 23296), (1792, 22490), (1820, 22144), (2080, 19376), (2240, 17992), (2249, 17920), (2422, 16640), (2560, 15743), (2768, 14560), (2912, 13840), (3328, 12110), (3460, 11648), (3584, 11245), (3640, 11072), (4160, 9688), (4480, 8996), (4498, 8960), (4844, 8320), (5536, 7280), (5824, 6920), (6055, 6656)]