68132480

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{431}}^1$

素因数の和:482

約数の個数: 128

約数和(自身を含む): 185068800

約数和(自身を除く): 116936320

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 52, 64, 65, 76, 80, 95, 104, 128, 130, 152, 160, 190, 208, 247, 260, 304, 320, 380, 416, 431, 494, 520, 608, 640, 760, 832, 862, 988, 1040, 1216, 1235, 1520, 1664, 1724, 1976, 2080, 2155, 2432, 2470, 3040, 3448, 3952, 4160, 4310, 4940, 5603, 6080, 6896, 7904, 8189, 8320, 8620, 9880, 11206, 12160, 13792, 15808, 16378, 17240, 19760, 22412, 27584, 28015, 31616, 32756, 34480, 39520, 40945, 44824, 55168, 56030, 65512, 68960, 79040, 81890, 89648, 106457, 112060, 131024, 137920, 158080, 163780, 179296, 212914, 224120, 262048, 275840, 327560, 358592, 425828, 448240, 524096, 532285, 655120, 717184, 851656, 896480, 1048192, 1064570, 1310240, 1703312, 1792960, 2129140, 2620480, 3406624, 3585920, 4258280, 5240960, 6813248, 8516560, 13626496, 17033120, 34066240, 68132480]

約数ペア:

[(1, 68132480), (2, 34066240), (4, 17033120), (5, 13626496), (8, 8516560), (10, 6813248), (13, 5240960), (16, 4258280), (19, 3585920), (20, 3406624), (26, 2620480), (32, 2129140), (38, 1792960), (40, 1703312), (52, 1310240), (64, 1064570), (65, 1048192), (76, 896480), (80, 851656), (95, 717184), (104, 655120), (128, 532285), (130, 524096), (152, 448240), (160, 425828), (190, 358592), (208, 327560), (247, 275840), (260, 262048), (304, 224120), (320, 212914), (380, 179296), (416, 163780), (431, 158080), (494, 137920), (520, 131024), (608, 112060), (640, 106457), (760, 89648), (832, 81890), (862, 79040), (988, 68960), (1040, 65512), (1216, 56030), (1235, 55168), (1520, 44824), (1664, 40945), (1724, 39520), (1976, 34480), (2080, 32756), (2155, 31616), (2432, 28015), (2470, 27584), (3040, 22412), (3448, 19760), (3952, 17240), (4160, 16378), (4310, 15808), (4940, 13792), (5603, 12160), (6080, 11206), (6896, 9880), (7904, 8620), (8189, 8320)]