74972940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^3\times {\mathrm{3643}}^1$

素因数の和:3676

約数の個数: 96

約数和(自身を含む): 244876800

約数和(自身を除く): 169903860

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 343, 420, 490, 588, 686, 735, 980, 1029, 1372, 1470, 1715, 2058, 2940, 3430, 3643, 4116, 5145, 6860, 7286, 10290, 10929, 14572, 18215, 20580, 21858, 25501, 36430, 43716, 51002, 54645, 72860, 76503, 102004, 109290, 127505, 153006, 178507, 218580, 255010, 306012, 357014, 382515, 510020, 535521, 714028, 765030, 892535, 1071042, 1249549, 1530060, 1785070, 2142084, 2499098, 2677605, 3570140, 3748647, 4998196, 5355210, 6247745, 7497294, 10710420, 12495490, 14994588, 18743235, 24990980, 37486470, 74972940]

約数ペア:

[(1, 74972940), (2, 37486470), (3, 24990980), (4, 18743235), (5, 14994588), (6, 12495490), (7, 10710420), (10, 7497294), (12, 6247745), (14, 5355210), (15, 4998196), (20, 3748647), (21, 3570140), (28, 2677605), (30, 2499098), (35, 2142084), (42, 1785070), (49, 1530060), (60, 1249549), (70, 1071042), (84, 892535), (98, 765030), (105, 714028), (140, 535521), (147, 510020), (196, 382515), (210, 357014), (245, 306012), (294, 255010), (343, 218580), (420, 178507), (490, 153006), (588, 127505), (686, 109290), (735, 102004), (980, 76503), (1029, 72860), (1372, 54645), (1470, 51002), (1715, 43716), (2058, 36430), (2940, 25501), (3430, 21858), (3643, 20580), (4116, 18215), (5145, 14572), (6860, 10929), (7286, 10290)]