1581103680

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{126691}}^1$

素因数の和:126724

約数の個数: 112

約数和(自身を含む): 5406201024

約数和(自身を除く): 3825097344

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 130, 156, 160, 192, 195, 208, 240, 260, 312, 320, 390, 416, 480, 520, 624, 780, 832, 960, 1040, 1248, 1560, 2080, 2496, 3120, 4160, 6240, 12480, 126691, 253382, 380073, 506764, 633455, 760146, 1013528, 1266910, 1520292, 1646983, 1900365, 2027056, 2533820, 3040584, 3293966, 3800730, 4054112, 4940949, 5067640, 6081168, 6587932, 7601460, 8108224, 8234915, 9881898, 10135280, 12162336, 13175864, 15202920, 16469830, 19763796, 20270560, 24324672, 24704745, 26351728, 30405840, 32939660, 39527592, 40541120, 49409490, 52703456, 60811680, 65879320, 79055184, 98818980, 105406912, 121623360, 131758640, 158110368, 197637960, 263517280, 316220736, 395275920, 527034560, 790551840, 1581103680]

約数ペア:

[(1, 1581103680), (2, 790551840), (3, 527034560), (4, 395275920), (5, 316220736), (6, 263517280), (8, 197637960), (10, 158110368), (12, 131758640), (13, 121623360), (15, 105406912), (16, 98818980), (20, 79055184), (24, 65879320), (26, 60811680), (30, 52703456), (32, 49409490), (39, 40541120), (40, 39527592), (48, 32939660), (52, 30405840), (60, 26351728), (64, 24704745), (65, 24324672), (78, 20270560), (80, 19763796), (96, 16469830), (104, 15202920), (120, 13175864), (130, 12162336), (156, 10135280), (160, 9881898), (192, 8234915), (195, 8108224), (208, 7601460), (240, 6587932), (260, 6081168), (312, 5067640), (320, 4940949), (390, 4054112), (416, 3800730), (480, 3293966), (520, 3040584), (624, 2533820), (780, 2027056), (832, 1900365), (960, 1646983), (1040, 1520292), (1248, 1266910), (1560, 1013528), (2080, 760146), (2496, 633455), (3120, 506764), (4160, 380073), (6240, 253382), (12480, 126691)]