83807640

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{4751}}^1$

素因数の和:4782

約数の個数: 144

約数和(自身を含む): 316910880

約数和(自身を除く): 233103240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 56, 60, 63, 70, 72, 84, 90, 98, 105, 120, 126, 140, 147, 168, 180, 196, 210, 245, 252, 280, 294, 315, 360, 392, 420, 441, 490, 504, 588, 630, 735, 840, 882, 980, 1176, 1260, 1470, 1764, 1960, 2205, 2520, 2940, 3528, 4410, 4751, 5880, 8820, 9502, 14253, 17640, 19004, 23755, 28506, 33257, 38008, 42759, 47510, 57012, 66514, 71265, 85518, 95020, 99771, 114024, 133028, 142530, 166285, 171036, 190040, 199542, 213795, 232799, 266056, 285060, 299313, 332570, 342072, 399084, 427590, 465598, 498855, 570120, 598626, 665140, 698397, 798168, 855180, 931196, 997710, 1163995, 1197252, 1330280, 1396794, 1496565, 1710360, 1862392, 1995420, 2095191, 2327990, 2394504, 2793588, 2993130, 3491985, 3990840, 4190382, 4655980, 5587176, 5986260, 6983970, 8380764, 9311960, 10475955, 11972520, 13967940, 16761528, 20951910, 27935880, 41903820, 83807640]

約数ペア:

[(1, 83807640), (2, 41903820), (3, 27935880), (4, 20951910), (5, 16761528), (6, 13967940), (7, 11972520), (8, 10475955), (9, 9311960), (10, 8380764), (12, 6983970), (14, 5986260), (15, 5587176), (18, 4655980), (20, 4190382), (21, 3990840), (24, 3491985), (28, 2993130), (30, 2793588), (35, 2394504), (36, 2327990), (40, 2095191), (42, 1995420), (45, 1862392), (49, 1710360), (56, 1496565), (60, 1396794), (63, 1330280), (70, 1197252), (72, 1163995), (84, 997710), (90, 931196), (98, 855180), (105, 798168), (120, 698397), (126, 665140), (140, 598626), (147, 570120), (168, 498855), (180, 465598), (196, 427590), (210, 399084), (245, 342072), (252, 332570), (280, 299313), (294, 285060), (315, 266056), (360, 232799), (392, 213795), (420, 199542), (441, 190040), (490, 171036), (504, 166285), (588, 142530), (630, 133028), (735, 114024), (840, 99771), (882, 95020), (980, 85518), (1176, 71265), (1260, 66514), (1470, 57012), (1764, 47510), (1960, 42759), (2205, 38008), (2520, 33257), (2940, 28506), (3528, 23755), (4410, 19004), (4751, 17640), (5880, 14253), (8820, 9502)]