138875360

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{373}}^1$

素因数の和:580

約数の個数: 96

約数和(自身を含む): 356257440

約数和(自身を除く): 217382080

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 179, 208, 260, 358, 373, 416, 520, 716, 746, 895, 1040, 1432, 1492, 1790, 1865, 2080, 2327, 2864, 2984, 3580, 3730, 4654, 4849, 5728, 5968, 7160, 7460, 9308, 9698, 11635, 11936, 14320, 14920, 18616, 19396, 23270, 24245, 28640, 29840, 37232, 38792, 46540, 48490, 59680, 66767, 74464, 77584, 93080, 96980, 133534, 155168, 186160, 193960, 267068, 333835, 372320, 387920, 534136, 667670, 775840, 867971, 1068272, 1335340, 1735942, 2136544, 2670680, 3471884, 4339855, 5341360, 6943768, 8679710, 10682720, 13887536, 17359420, 27775072, 34718840, 69437680, 138875360]

約数ペア:

[(1, 138875360), (2, 69437680), (4, 34718840), (5, 27775072), (8, 17359420), (10, 13887536), (13, 10682720), (16, 8679710), (20, 6943768), (26, 5341360), (32, 4339855), (40, 3471884), (52, 2670680), (65, 2136544), (80, 1735942), (104, 1335340), (130, 1068272), (160, 867971), (179, 775840), (208, 667670), (260, 534136), (358, 387920), (373, 372320), (416, 333835), (520, 267068), (716, 193960), (746, 186160), (895, 155168), (1040, 133534), (1432, 96980), (1492, 93080), (1790, 77584), (1865, 74464), (2080, 66767), (2327, 59680), (2864, 48490), (2984, 46540), (3580, 38792), (3730, 37232), (4654, 29840), (4849, 28640), (5728, 24245), (5968, 23270), (7160, 19396), (7460, 18616), (9308, 14920), (9698, 14320), (11635, 11936)]