68111680

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2339}}^1$

素因数の和:2376

約数の個数: 112

約数和(自身を含む): 199704960

約数和(自身を除く): 131593280

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, 130, 140, 160, 182, 208, 224, 260, 280, 320, 364, 416, 448, 455, 520, 560, 728, 832, 910, 1040, 1120, 1456, 1820, 2080, 2240, 2339, 2912, 3640, 4160, 4678, 5824, 7280, 9356, 11695, 14560, 16373, 18712, 23390, 29120, 30407, 32746, 37424, 46780, 60814, 65492, 74848, 81865, 93560, 121628, 130984, 149696, 152035, 163730, 187120, 212849, 243256, 261968, 304070, 327460, 374240, 425698, 486512, 523936, 608140, 654920, 748480, 851396, 973024, 1047872, 1064245, 1216280, 1309840, 1702792, 1946048, 2128490, 2432560, 2619680, 3405584, 4256980, 4865120, 5239360, 6811168, 8513960, 9730240, 13622336, 17027920, 34055840, 68111680]

約数ペア:

[(1, 68111680), (2, 34055840), (4, 17027920), (5, 13622336), (7, 9730240), (8, 8513960), (10, 6811168), (13, 5239360), (14, 4865120), (16, 4256980), (20, 3405584), (26, 2619680), (28, 2432560), (32, 2128490), (35, 1946048), (40, 1702792), (52, 1309840), (56, 1216280), (64, 1064245), (65, 1047872), (70, 973024), (80, 851396), (91, 748480), (104, 654920), (112, 608140), (130, 523936), (140, 486512), (160, 425698), (182, 374240), (208, 327460), (224, 304070), (260, 261968), (280, 243256), (320, 212849), (364, 187120), (416, 163730), (448, 152035), (455, 149696), (520, 130984), (560, 121628), (728, 93560), (832, 81865), (910, 74848), (1040, 65492), (1120, 60814), (1456, 46780), (1820, 37424), (2080, 32746), (2240, 30407), (2339, 29120), (2912, 23390), (3640, 18712), (4160, 16373), (4678, 14560), (5824, 11695), (7280, 9356)]