149120040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{557}}^1$

素因数の和:691

約数の個数: 128

約数和(自身を含む): 472469760

約数和(自身を除く): 323349720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 97, 115, 120, 138, 184, 194, 230, 276, 291, 345, 388, 460, 485, 552, 557, 582, 690, 776, 920, 970, 1114, 1164, 1380, 1455, 1671, 1940, 2228, 2231, 2328, 2760, 2785, 2910, 3342, 3880, 4456, 4462, 5570, 5820, 6684, 6693, 8355, 8924, 11140, 11155, 11640, 12811, 13368, 13386, 16710, 17848, 22280, 22310, 25622, 26772, 33420, 33465, 38433, 44620, 51244, 53544, 54029, 64055, 66840, 66930, 76866, 89240, 102488, 108058, 128110, 133860, 153732, 162087, 192165, 216116, 256220, 267720, 270145, 307464, 324174, 384330, 432232, 512440, 540290, 648348, 768660, 810435, 1080580, 1242667, 1296696, 1537320, 1620870, 2161160, 2485334, 3241740, 3728001, 4970668, 6213335, 6483480, 7456002, 9941336, 12426670, 14912004, 18640005, 24853340, 29824008, 37280010, 49706680, 74560020, 149120040]

約数ペア:

[(1, 149120040), (2, 74560020), (3, 49706680), (4, 37280010), (5, 29824008), (6, 24853340), (8, 18640005), (10, 14912004), (12, 12426670), (15, 9941336), (20, 7456002), (23, 6483480), (24, 6213335), (30, 4970668), (40, 3728001), (46, 3241740), (60, 2485334), (69, 2161160), (92, 1620870), (97, 1537320), (115, 1296696), (120, 1242667), (138, 1080580), (184, 810435), (194, 768660), (230, 648348), (276, 540290), (291, 512440), (345, 432232), (388, 384330), (460, 324174), (485, 307464), (552, 270145), (557, 267720), (582, 256220), (690, 216116), (776, 192165), (920, 162087), (970, 153732), (1114, 133860), (1164, 128110), (1380, 108058), (1455, 102488), (1671, 89240), (1940, 76866), (2228, 66930), (2231, 66840), (2328, 64055), (2760, 54029), (2785, 53544), (2910, 51244), (3342, 44620), (3880, 38433), (4456, 33465), (4462, 33420), (5570, 26772), (5820, 25622), (6684, 22310), (6693, 22280), (8355, 17848), (8924, 16710), (11140, 13386), (11155, 13368), (11640, 12811)]