1820895360

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{30593}}^1$

素因数の和:30646

約数の個数: 128

約数和(自身を含む): 5991528960

約数和(自身を除く): 4170633600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 128, 155, 160, 186, 192, 240, 248, 310, 320, 372, 384, 465, 480, 496, 620, 640, 744, 930, 960, 992, 1240, 1488, 1860, 1920, 1984, 2480, 2976, 3720, 3968, 4960, 5952, 7440, 9920, 11904, 14880, 19840, 29760, 30593, 59520, 61186, 91779, 122372, 152965, 183558, 244744, 305930, 367116, 458895, 489488, 611860, 734232, 917790, 948383, 978976, 1223720, 1468464, 1835580, 1896766, 1957952, 2447440, 2845149, 2936928, 3671160, 3793532, 3915904, 4741915, 4894880, 5690298, 5873856, 7342320, 7587064, 9483830, 9789760, 11380596, 11747712, 14225745, 14684640, 15174128, 18967660, 19579520, 22761192, 28451490, 29369280, 30348256, 37935320, 45522384, 56902980, 58738560, 60696512, 75870640, 91044768, 113805960, 121393024, 151741280, 182089536, 227611920, 303482560, 364179072, 455223840, 606965120, 910447680, 1820895360]

約数ペア:

[(1, 1820895360), (2, 910447680), (3, 606965120), (4, 455223840), (5, 364179072), (6, 303482560), (8, 227611920), (10, 182089536), (12, 151741280), (15, 121393024), (16, 113805960), (20, 91044768), (24, 75870640), (30, 60696512), (31, 58738560), (32, 56902980), (40, 45522384), (48, 37935320), (60, 30348256), (62, 29369280), (64, 28451490), (80, 22761192), (93, 19579520), (96, 18967660), (120, 15174128), (124, 14684640), (128, 14225745), (155, 11747712), (160, 11380596), (186, 9789760), (192, 9483830), (240, 7587064), (248, 7342320), (310, 5873856), (320, 5690298), (372, 4894880), (384, 4741915), (465, 3915904), (480, 3793532), (496, 3671160), (620, 2936928), (640, 2845149), (744, 2447440), (930, 1957952), (960, 1896766), (992, 1835580), (1240, 1468464), (1488, 1223720), (1860, 978976), (1920, 948383), (1984, 917790), (2480, 734232), (2976, 611860), (3720, 489488), (3968, 458895), (4960, 367116), (5952, 305930), (7440, 244744), (9920, 183558), (11904, 152965), (14880, 122372), (19840, 91779), (29760, 61186), (30593, 59520)]