1580223680

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{3581}}^1$

素因数の和:3802

約数の個数: 112

約数和(自身を含む): 4323502656

約数和(自身を除く): 2743278976

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 197, 224, 280, 320, 394, 448, 560, 788, 985, 1120, 1379, 1576, 1970, 2240, 2758, 3152, 3581, 3940, 5516, 6304, 6895, 7162, 7880, 11032, 12608, 13790, 14324, 15760, 17905, 22064, 25067, 27580, 28648, 31520, 35810, 44128, 50134, 55160, 57296, 63040, 71620, 88256, 100268, 110320, 114592, 125335, 143240, 200536, 220640, 229184, 250670, 286480, 401072, 441280, 501340, 572960, 705457, 802144, 1002680, 1145920, 1410914, 1604288, 2005360, 2821828, 3527285, 4010720, 4938199, 5643656, 7054570, 8021440, 9876398, 11287312, 14109140, 19752796, 22574624, 24690995, 28218280, 39505592, 45149248, 49381990, 56436560, 79011184, 98763980, 112873120, 158022368, 197527960, 225746240, 316044736, 395055920, 790111840, 1580223680]

約数ペア:

[(1, 1580223680), (2, 790111840), (4, 395055920), (5, 316044736), (7, 225746240), (8, 197527960), (10, 158022368), (14, 112873120), (16, 98763980), (20, 79011184), (28, 56436560), (32, 49381990), (35, 45149248), (40, 39505592), (56, 28218280), (64, 24690995), (70, 22574624), (80, 19752796), (112, 14109140), (140, 11287312), (160, 9876398), (197, 8021440), (224, 7054570), (280, 5643656), (320, 4938199), (394, 4010720), (448, 3527285), (560, 2821828), (788, 2005360), (985, 1604288), (1120, 1410914), (1379, 1145920), (1576, 1002680), (1970, 802144), (2240, 705457), (2758, 572960), (3152, 501340), (3581, 441280), (3940, 401072), (5516, 286480), (6304, 250670), (6895, 229184), (7162, 220640), (7880, 200536), (11032, 143240), (12608, 125335), (13790, 114592), (14324, 110320), (15760, 100268), (17905, 88256), (22064, 71620), (25067, 63040), (27580, 57296), (28648, 55160), (31520, 50134), (35810, 44128)]