42388920

素因数分解:

$2^3\times 3^5\times 5^1\times 7^2\times {\mathrm{89}}^1$

素因数の和:129

約数の個数: 288

約数和(自身を含む): 168058800

約数和(自身を除く): 125669880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 49, 54, 56, 60, 63, 70, 72, 81, 84, 89, 90, 98, 105, 108, 120, 126, 135, 140, 147, 162, 168, 178, 180, 189, 196, 210, 216, 243, 245, 252, 267, 270, 280, 294, 315, 324, 356, 360, 378, 392, 405, 420, 441, 445, 486, 490, 504, 534, 540, 567, 588, 623, 630, 648, 712, 735, 756, 801, 810, 840, 882, 890, 945, 972, 980, 1068, 1080, 1134, 1176, 1215, 1246, 1260, 1323, 1335, 1470, 1512, 1602, 1620, 1701, 1764, 1780, 1869, 1890, 1944, 1960, 2136, 2205, 2268, 2403, 2430, 2492, 2520, 2646, 2670, 2835, 2940, 3115, 3204, 3240, 3402, 3528, 3560, 3738, 3780, 3969, 4005, 4361, 4410, 4536, 4806, 4860, 4984, 5292, 5340, 5607, 5670, 5880, 6230, 6408, 6615, 6804, 7209, 7476, 7560, 7938, 8010, 8505, 8722, 8820, 9345, 9612, 9720, 10584, 10680, 11214, 11340, 11907, 12015, 12460, 13083, 13230, 13608, 14418, 14952, 15876, 16020, 16821, 17010, 17444, 17640, 18690, 19224, 19845, 21627, 21805, 22428, 22680, 23814, 24030, 24920, 26166, 26460, 28035, 28836, 31752, 32040, 33642, 34020, 34888, 36045, 37380, 39249, 39690, 43254, 43610, 44856, 47628, 48060, 50463, 52332, 52920, 56070, 57672, 59535, 65415, 67284, 68040, 72090, 74760, 78498, 79380, 84105, 86508, 87220, 95256, 96120, 100926, 104664, 108135, 112140, 117747, 119070, 130830, 134568, 144180, 151389, 156996, 158760, 168210, 173016, 174440, 196245, 201852, 216270, 224280, 235494, 238140, 252315, 261660, 288360, 302778, 313992, 336420, 353241, 392490, 403704, 432540, 470988, 476280, 504630, 523320, 588735, 605556, 672840, 706482, 756945, 784980, 865080, 941976, 1009260, 1059723, 1177470, 1211112, 1412964, 1513890, 1569960, 1766205, 2018520, 2119446, 2354940, 2825928, 3027780, 3532410, 4238892, 4709880, 5298615, 6055560, 7064820, 8477784, 10597230, 14129640, 21194460, 42388920]

約数ペア:

[(1, 42388920), (2, 21194460), (3, 14129640), (4, 10597230), (5, 8477784), (6, 7064820), (7, 6055560), (8, 5298615), (9, 4709880), (10, 4238892), (12, 3532410), (14, 3027780), (15, 2825928), (18, 2354940), (20, 2119446), (21, 2018520), (24, 1766205), (27, 1569960), (28, 1513890), (30, 1412964), (35, 1211112), (36, 1177470), (40, 1059723), (42, 1009260), (45, 941976), (49, 865080), (54, 784980), (56, 756945), (60, 706482), (63, 672840), (70, 605556), (72, 588735), (81, 523320), (84, 504630), (89, 476280), (90, 470988), (98, 432540), (105, 403704), (108, 392490), (120, 353241), (126, 336420), (135, 313992), (140, 302778), (147, 288360), (162, 261660), (168, 252315), (178, 238140), (180, 235494), (189, 224280), (196, 216270), (210, 201852), (216, 196245), (243, 174440), (245, 173016), (252, 168210), (267, 158760), (270, 156996), (280, 151389), (294, 144180), (315, 134568), (324, 130830), (356, 119070), (360, 117747), (378, 112140), (392, 108135), (405, 104664), (420, 100926), (441, 96120), (445, 95256), (486, 87220), (490, 86508), (504, 84105), (534, 79380), (540, 78498), (567, 74760), (588, 72090), (623, 68040), (630, 67284), (648, 65415), (712, 59535), (735, 57672), (756, 56070), (801, 52920), (810, 52332), (840, 50463), (882, 48060), (890, 47628), (945, 44856), (972, 43610), (980, 43254), (1068, 39690), (1080, 39249), (1134, 37380), (1176, 36045), (1215, 34888), (1246, 34020), (1260, 33642), (1323, 32040), (1335, 31752), (1470, 28836), (1512, 28035), (1602, 26460), (1620, 26166), (1701, 24920), (1764, 24030), (1780, 23814), (1869, 22680), (1890, 22428), (1944, 21805), (1960, 21627), (2136, 19845), (2205, 19224), (2268, 18690), (2403, 17640), (2430, 17444), (2492, 17010), (2520, 16821), (2646, 16020), (2670, 15876), (2835, 14952), (2940, 14418), (3115, 13608), (3204, 13230), (3240, 13083), (3402, 12460), (3528, 12015), (3560, 11907), (3738, 11340), (3780, 11214), (3969, 10680), (4005, 10584), (4361, 9720), (4410, 9612), (4536, 9345), (4806, 8820), (4860, 8722), (4984, 8505), (5292, 8010), (5340, 7938), (5607, 7560), (5670, 7476), (5880, 7209), (6230, 6804), (6408, 6615)]