138696320

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{373}}^1$

素因数の和:482

約数の個数: 128

約数和(自身を含む): 384531840

約数和(自身を除く): 245835520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 83, 112, 128, 140, 160, 166, 224, 280, 320, 332, 373, 415, 448, 560, 581, 640, 664, 746, 830, 896, 1120, 1162, 1328, 1492, 1660, 1865, 2240, 2324, 2611, 2656, 2905, 2984, 3320, 3730, 4480, 4648, 5222, 5312, 5810, 5968, 6640, 7460, 9296, 10444, 10624, 11620, 11936, 13055, 13280, 14920, 18592, 20888, 23240, 23872, 26110, 26560, 29840, 30959, 37184, 41776, 46480, 47744, 52220, 53120, 59680, 61918, 74368, 83552, 92960, 104440, 119360, 123836, 154795, 167104, 185920, 208880, 216713, 238720, 247672, 309590, 334208, 371840, 417760, 433426, 495344, 619180, 835520, 866852, 990688, 1083565, 1238360, 1671040, 1733704, 1981376, 2167130, 2476720, 3467408, 3962752, 4334260, 4953440, 6934816, 8668520, 9906880, 13869632, 17337040, 19813760, 27739264, 34674080, 69348160, 138696320]

約数ペア:

[(1, 138696320), (2, 69348160), (4, 34674080), (5, 27739264), (7, 19813760), (8, 17337040), (10, 13869632), (14, 9906880), (16, 8668520), (20, 6934816), (28, 4953440), (32, 4334260), (35, 3962752), (40, 3467408), (56, 2476720), (64, 2167130), (70, 1981376), (80, 1733704), (83, 1671040), (112, 1238360), (128, 1083565), (140, 990688), (160, 866852), (166, 835520), (224, 619180), (280, 495344), (320, 433426), (332, 417760), (373, 371840), (415, 334208), (448, 309590), (560, 247672), (581, 238720), (640, 216713), (664, 208880), (746, 185920), (830, 167104), (896, 154795), (1120, 123836), (1162, 119360), (1328, 104440), (1492, 92960), (1660, 83552), (1865, 74368), (2240, 61918), (2324, 59680), (2611, 53120), (2656, 52220), (2905, 47744), (2984, 46480), (3320, 41776), (3730, 37184), (4480, 30959), (4648, 29840), (5222, 26560), (5312, 26110), (5810, 23872), (5968, 23240), (6640, 20888), (7460, 18592), (9296, 14920), (10444, 13280), (10624, 13055), (11620, 11936)]