68374320

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{40699}}^1$

素因数の和:40722

約数の個数: 80

約数和(自身を含む): 242246400

約数和(自身を除く): 173872080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 40699, 81398, 122097, 162796, 203495, 244194, 284893, 325592, 406990, 488388, 569786, 610485, 651184, 813980, 854679, 976776, 1139572, 1220970, 1424465, 1627960, 1709358, 1953552, 2279144, 2441940, 2848930, 3255920, 3418716, 4273395, 4558288, 4883880, 5697860, 6837432, 8546790, 9767760, 11395720, 13674864, 17093580, 22791440, 34187160, 68374320]

約数ペア:

[(1, 68374320), (2, 34187160), (3, 22791440), (4, 17093580), (5, 13674864), (6, 11395720), (7, 9767760), (8, 8546790), (10, 6837432), (12, 5697860), (14, 4883880), (15, 4558288), (16, 4273395), (20, 3418716), (21, 3255920), (24, 2848930), (28, 2441940), (30, 2279144), (35, 1953552), (40, 1709358), (42, 1627960), (48, 1424465), (56, 1220970), (60, 1139572), (70, 976776), (80, 854679), (84, 813980), (105, 651184), (112, 610485), (120, 569786), (140, 488388), (168, 406990), (210, 325592), (240, 284893), (280, 244194), (336, 203495), (420, 162796), (560, 122097), (840, 81398), (1680, 40699)]