38649780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{199}}^1$

素因数の和:310

約数の個数: 144

約数和(自身を含む): 128419200

約数和(自身を除く): 89769420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 83, 90, 117, 130, 156, 166, 180, 195, 199, 234, 249, 260, 332, 390, 398, 415, 468, 498, 585, 597, 747, 780, 796, 830, 995, 996, 1079, 1170, 1194, 1245, 1494, 1660, 1791, 1990, 2158, 2340, 2388, 2490, 2587, 2985, 2988, 3237, 3582, 3735, 3980, 4316, 4980, 5174, 5395, 5970, 6474, 7164, 7470, 7761, 8955, 9711, 10348, 10790, 11940, 12935, 12948, 14940, 15522, 16185, 16517, 17910, 19422, 21580, 23283, 25870, 31044, 32370, 33034, 35820, 38805, 38844, 46566, 48555, 49551, 51740, 64740, 66068, 77610, 82585, 93132, 97110, 99102, 116415, 148653, 155220, 165170, 194220, 198204, 214721, 232830, 247755, 297306, 330340, 429442, 465660, 495510, 594612, 644163, 743265, 858884, 991020, 1073605, 1288326, 1486530, 1932489, 2147210, 2576652, 2973060, 3220815, 3864978, 4294420, 6441630, 7729956, 9662445, 12883260, 19324890, 38649780]

約数ペア:

[(1, 38649780), (2, 19324890), (3, 12883260), (4, 9662445), (5, 7729956), (6, 6441630), (9, 4294420), (10, 3864978), (12, 3220815), (13, 2973060), (15, 2576652), (18, 2147210), (20, 1932489), (26, 1486530), (30, 1288326), (36, 1073605), (39, 991020), (45, 858884), (52, 743265), (60, 644163), (65, 594612), (78, 495510), (83, 465660), (90, 429442), (117, 330340), (130, 297306), (156, 247755), (166, 232830), (180, 214721), (195, 198204), (199, 194220), (234, 165170), (249, 155220), (260, 148653), (332, 116415), (390, 99102), (398, 97110), (415, 93132), (468, 82585), (498, 77610), (585, 66068), (597, 64740), (747, 51740), (780, 49551), (796, 48555), (830, 46566), (995, 38844), (996, 38805), (1079, 35820), (1170, 33034), (1194, 32370), (1245, 31044), (1494, 25870), (1660, 23283), (1791, 21580), (1990, 19422), (2158, 17910), (2340, 16517), (2388, 16185), (2490, 15522), (2587, 14940), (2985, 12948), (2988, 12935), (3237, 11940), (3582, 10790), (3735, 10348), (3980, 9711), (4316, 8955), (4980, 7761), (5174, 7470), (5395, 7164), (5970, 6474)]