207422240

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{71}}^1$

素因数の和:167

約数の個数: 144

約数和(自身を含む): 540509760

約数和(自身を除く): 333087520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 32, 38, 40, 62, 71, 76, 80, 95, 124, 142, 152, 155, 160, 190, 248, 284, 304, 310, 355, 380, 496, 568, 589, 608, 620, 710, 760, 961, 992, 1136, 1178, 1240, 1349, 1420, 1520, 1922, 2201, 2272, 2356, 2480, 2698, 2840, 2945, 3040, 3844, 4402, 4712, 4805, 4960, 5396, 5680, 5890, 6745, 7688, 8804, 9424, 9610, 10792, 11005, 11360, 11780, 13490, 15376, 17608, 18259, 18848, 19220, 21584, 22010, 23560, 26980, 30752, 35216, 36518, 38440, 41819, 43168, 44020, 47120, 53960, 68231, 70432, 73036, 76880, 83638, 88040, 91295, 94240, 107920, 136462, 146072, 153760, 167276, 176080, 182590, 209095, 215840, 272924, 292144, 334552, 341155, 352160, 365180, 418190, 545848, 584288, 669104, 682310, 730360, 836380, 1091696, 1296389, 1338208, 1364620, 1460720, 1672760, 2183392, 2592778, 2729240, 2921440, 3345520, 5185556, 5458480, 6481945, 6691040, 10371112, 10916960, 12963890, 20742224, 25927780, 41484448, 51855560, 103711120, 207422240]

約数ペア:

[(1, 207422240), (2, 103711120), (4, 51855560), (5, 41484448), (8, 25927780), (10, 20742224), (16, 12963890), (19, 10916960), (20, 10371112), (31, 6691040), (32, 6481945), (38, 5458480), (40, 5185556), (62, 3345520), (71, 2921440), (76, 2729240), (80, 2592778), (95, 2183392), (124, 1672760), (142, 1460720), (152, 1364620), (155, 1338208), (160, 1296389), (190, 1091696), (248, 836380), (284, 730360), (304, 682310), (310, 669104), (355, 584288), (380, 545848), (496, 418190), (568, 365180), (589, 352160), (608, 341155), (620, 334552), (710, 292144), (760, 272924), (961, 215840), (992, 209095), (1136, 182590), (1178, 176080), (1240, 167276), (1349, 153760), (1420, 146072), (1520, 136462), (1922, 107920), (2201, 94240), (2272, 91295), (2356, 88040), (2480, 83638), (2698, 76880), (2840, 73036), (2945, 70432), (3040, 68231), (3844, 53960), (4402, 47120), (4712, 44020), (4805, 43168), (4960, 41819), (5396, 38440), (5680, 36518), (5890, 35216), (6745, 30752), (7688, 26980), (8804, 23560), (9424, 22010), (9610, 21584), (10792, 19220), (11005, 18848), (11360, 18259), (11780, 17608), (13490, 15376)]