156935440

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^2$

素因数の和:189

約数の個数: 120

約数和(自身を含む): 406848960

約数和(自身を除く): 249913520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 23, 38, 40, 46, 67, 76, 80, 92, 95, 115, 134, 152, 184, 190, 230, 268, 304, 335, 368, 380, 437, 460, 536, 670, 760, 874, 920, 1072, 1273, 1340, 1520, 1541, 1748, 1840, 2185, 2546, 2680, 3082, 3496, 4370, 4489, 5092, 5360, 6164, 6365, 6992, 7705, 8740, 8978, 10184, 12328, 12730, 15410, 17480, 17956, 20368, 22445, 24656, 25460, 29279, 30820, 34960, 35912, 44890, 50920, 58558, 61640, 71824, 85291, 89780, 101840, 103247, 117116, 123280, 146395, 170582, 179560, 206494, 234232, 292790, 341164, 359120, 412988, 426455, 468464, 516235, 585580, 682328, 825976, 852910, 1032470, 1171160, 1364656, 1651952, 1705820, 1961693, 2064940, 2342320, 3411640, 3923386, 4129880, 6823280, 7846772, 8259760, 9808465, 15693544, 19616930, 31387088, 39233860, 78467720, 156935440]

約数ペア:

[(1, 156935440), (2, 78467720), (4, 39233860), (5, 31387088), (8, 19616930), (10, 15693544), (16, 9808465), (19, 8259760), (20, 7846772), (23, 6823280), (38, 4129880), (40, 3923386), (46, 3411640), (67, 2342320), (76, 2064940), (80, 1961693), (92, 1705820), (95, 1651952), (115, 1364656), (134, 1171160), (152, 1032470), (184, 852910), (190, 825976), (230, 682328), (268, 585580), (304, 516235), (335, 468464), (368, 426455), (380, 412988), (437, 359120), (460, 341164), (536, 292790), (670, 234232), (760, 206494), (874, 179560), (920, 170582), (1072, 146395), (1273, 123280), (1340, 117116), (1520, 103247), (1541, 101840), (1748, 89780), (1840, 85291), (2185, 71824), (2546, 61640), (2680, 58558), (3082, 50920), (3496, 44890), (4370, 35912), (4489, 34960), (5092, 30820), (5360, 29279), (6164, 25460), (6365, 24656), (6992, 22445), (7705, 20368), (8740, 17956), (8978, 17480), (10184, 15410), (12328, 12730)]