155590240

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:205

約数の個数: 192

約数和(自身を含む): 433520640

約数和(自身を除く): 277930400

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 31, 32, 38, 40, 52, 62, 65, 76, 80, 95, 104, 124, 127, 130, 152, 155, 160, 190, 208, 247, 248, 254, 260, 304, 310, 380, 403, 416, 494, 496, 508, 520, 589, 608, 620, 635, 760, 806, 988, 992, 1016, 1040, 1178, 1235, 1240, 1270, 1520, 1612, 1651, 1976, 2015, 2032, 2080, 2356, 2413, 2470, 2480, 2540, 2945, 3040, 3224, 3302, 3937, 3952, 4030, 4064, 4712, 4826, 4940, 4960, 5080, 5890, 6448, 6604, 7657, 7874, 7904, 8060, 8255, 9424, 9652, 9880, 10160, 11780, 12065, 12896, 13208, 15314, 15748, 16120, 16510, 18848, 19304, 19685, 19760, 20320, 23560, 24130, 26416, 30628, 31369, 31496, 32240, 33020, 38285, 38608, 39370, 39520, 47120, 48260, 51181, 52832, 61256, 62738, 62992, 64480, 66040, 74803, 76570, 77216, 78740, 94240, 96520, 102362, 122512, 125476, 125984, 132080, 149606, 153140, 156845, 157480, 193040, 204724, 245024, 250952, 255905, 264160, 299212, 306280, 313690, 314960, 374015, 386080, 409448, 501904, 511810, 598424, 612560, 627380, 629920, 748030, 818896, 972439, 1003808, 1023620, 1196848, 1225120, 1254760, 1496060, 1637792, 1944878, 2047240, 2393696, 2509520, 2992120, 3889756, 4094480, 4862195, 5019040, 5984240, 7779512, 8188960, 9724390, 11968480, 15559024, 19448780, 31118048, 38897560, 77795120, 155590240]

約数ペア:

[(1, 155590240), (2, 77795120), (4, 38897560), (5, 31118048), (8, 19448780), (10, 15559024), (13, 11968480), (16, 9724390), (19, 8188960), (20, 7779512), (26, 5984240), (31, 5019040), (32, 4862195), (38, 4094480), (40, 3889756), (52, 2992120), (62, 2509520), (65, 2393696), (76, 2047240), (80, 1944878), (95, 1637792), (104, 1496060), (124, 1254760), (127, 1225120), (130, 1196848), (152, 1023620), (155, 1003808), (160, 972439), (190, 818896), (208, 748030), (247, 629920), (248, 627380), (254, 612560), (260, 598424), (304, 511810), (310, 501904), (380, 409448), (403, 386080), (416, 374015), (494, 314960), (496, 313690), (508, 306280), (520, 299212), (589, 264160), (608, 255905), (620, 250952), (635, 245024), (760, 204724), (806, 193040), (988, 157480), (992, 156845), (1016, 153140), (1040, 149606), (1178, 132080), (1235, 125984), (1240, 125476), (1270, 122512), (1520, 102362), (1612, 96520), (1651, 94240), (1976, 78740), (2015, 77216), (2032, 76570), (2080, 74803), (2356, 66040), (2413, 64480), (2470, 62992), (2480, 62738), (2540, 61256), (2945, 52832), (3040, 51181), (3224, 48260), (3302, 47120), (3937, 39520), (3952, 39370), (4030, 38608), (4064, 38285), (4712, 33020), (4826, 32240), (4940, 31496), (4960, 31369), (5080, 30628), (5890, 26416), (6448, 24130), (6604, 23560), (7657, 20320), (7874, 19760), (7904, 19685), (8060, 19304), (8255, 18848), (9424, 16510), (9652, 16120), (9880, 15748), (10160, 15314), (11780, 13208), (12065, 12896)]