42099820

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{19}}^2$

素因数の和:85

約数の個数: 144

約数和(自身を含む): 115214400

約数和(自身を除く): 73114580

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 19, 20, 28, 34, 35, 38, 49, 68, 70, 76, 85, 95, 98, 119, 133, 140, 170, 190, 196, 238, 245, 266, 323, 340, 343, 361, 380, 476, 490, 532, 595, 646, 665, 686, 722, 833, 931, 980, 1190, 1292, 1330, 1372, 1444, 1615, 1666, 1715, 1805, 1862, 2261, 2380, 2527, 2660, 3230, 3332, 3430, 3610, 3724, 4165, 4522, 4655, 5054, 5831, 6137, 6460, 6517, 6860, 7220, 8330, 9044, 9310, 10108, 11305, 11662, 12274, 12635, 13034, 15827, 16660, 17689, 18620, 22610, 23324, 24548, 25270, 26068, 29155, 30685, 31654, 32585, 35378, 42959, 45220, 50540, 58310, 61370, 63308, 65170, 70756, 79135, 85918, 88445, 110789, 116620, 122740, 123823, 130340, 158270, 171836, 176890, 214795, 221578, 247646, 300713, 316540, 353780, 429590, 443156, 495292, 553945, 601426, 619115, 859180, 1107890, 1202852, 1238230, 1503565, 2104991, 2215780, 2476460, 3007130, 4209982, 6014260, 8419964, 10524955, 21049910, 42099820]

約数ペア:

[(1, 42099820), (2, 21049910), (4, 10524955), (5, 8419964), (7, 6014260), (10, 4209982), (14, 3007130), (17, 2476460), (19, 2215780), (20, 2104991), (28, 1503565), (34, 1238230), (35, 1202852), (38, 1107890), (49, 859180), (68, 619115), (70, 601426), (76, 553945), (85, 495292), (95, 443156), (98, 429590), (119, 353780), (133, 316540), (140, 300713), (170, 247646), (190, 221578), (196, 214795), (238, 176890), (245, 171836), (266, 158270), (323, 130340), (340, 123823), (343, 122740), (361, 116620), (380, 110789), (476, 88445), (490, 85918), (532, 79135), (595, 70756), (646, 65170), (665, 63308), (686, 61370), (722, 58310), (833, 50540), (931, 45220), (980, 42959), (1190, 35378), (1292, 32585), (1330, 31654), (1372, 30685), (1444, 29155), (1615, 26068), (1666, 25270), (1715, 24548), (1805, 23324), (1862, 22610), (2261, 18620), (2380, 17689), (2527, 16660), (2660, 15827), (3230, 13034), (3332, 12635), (3430, 12274), (3610, 11662), (3724, 11305), (4165, 10108), (4522, 9310), (4655, 9044), (5054, 8330), (5831, 7220), (6137, 6860), (6460, 6517)]