878419920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{30757}}^1$

素因数の和:30797

約数の個数: 160

約数和(自身を含む): 3295289088

約数和(自身を除く): 2416869168

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 17, 20, 21, 24, 28, 30, 34, 35, 40, 42, 48, 51, 56, 60, 68, 70, 80, 84, 85, 102, 105, 112, 119, 120, 136, 140, 168, 170, 204, 210, 238, 240, 255, 272, 280, 336, 340, 357, 408, 420, 476, 510, 560, 595, 680, 714, 816, 840, 952, 1020, 1190, 1360, 1428, 1680, 1785, 1904, 2040, 2380, 2856, 3570, 4080, 4760, 5712, 7140, 9520, 14280, 28560, 30757, 61514, 92271, 123028, 153785, 184542, 215299, 246056, 307570, 369084, 430598, 461355, 492112, 522869, 615140, 645897, 738168, 861196, 922710, 1045738, 1076495, 1230280, 1291794, 1476336, 1568607, 1722392, 1845420, 2091476, 2152990, 2460560, 2583588, 2614345, 3137214, 3229485, 3444784, 3660083, 3690840, 4182952, 4305980, 5167176, 5228690, 6274428, 6458970, 7320166, 7381680, 7843035, 8365904, 8611960, 10334352, 10457380, 10980249, 12548856, 12917940, 14640332, 15686070, 17223920, 18300415, 20914760, 21960498, 25097712, 25835880, 29280664, 31372140, 36600830, 41829520, 43920996, 51671760, 54901245, 58561328, 62744280, 73201660, 87841992, 109802490, 125488560, 146403320, 175683984, 219604980, 292806640, 439209960, 878419920]

約数ペア:

[(1, 878419920), (2, 439209960), (3, 292806640), (4, 219604980), (5, 175683984), (6, 146403320), (7, 125488560), (8, 109802490), (10, 87841992), (12, 73201660), (14, 62744280), (15, 58561328), (16, 54901245), (17, 51671760), (20, 43920996), (21, 41829520), (24, 36600830), (28, 31372140), (30, 29280664), (34, 25835880), (35, 25097712), (40, 21960498), (42, 20914760), (48, 18300415), (51, 17223920), (56, 15686070), (60, 14640332), (68, 12917940), (70, 12548856), (80, 10980249), (84, 10457380), (85, 10334352), (102, 8611960), (105, 8365904), (112, 7843035), (119, 7381680), (120, 7320166), (136, 6458970), (140, 6274428), (168, 5228690), (170, 5167176), (204, 4305980), (210, 4182952), (238, 3690840), (240, 3660083), (255, 3444784), (272, 3229485), (280, 3137214), (336, 2614345), (340, 2583588), (357, 2460560), (408, 2152990), (420, 2091476), (476, 1845420), (510, 1722392), (560, 1568607), (595, 1476336), (680, 1291794), (714, 1230280), (816, 1076495), (840, 1045738), (952, 922710), (1020, 861196), (1190, 738168), (1360, 645897), (1428, 615140), (1680, 522869), (1785, 492112), (1904, 461355), (2040, 430598), (2380, 369084), (2856, 307570), (3570, 246056), (4080, 215299), (4760, 184542), (5712, 153785), (7140, 123028), (9520, 92271), (14280, 61514), (28560, 30757)]