351878520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{13513}}^1$

素因数の和:13565

約数の個数: 128

約数和(自身を含む): 1245450240

約数和(自身を除く): 893571720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 56, 60, 62, 70, 84, 93, 105, 120, 124, 140, 155, 168, 186, 210, 217, 248, 280, 310, 372, 420, 434, 465, 620, 651, 744, 840, 868, 930, 1085, 1240, 1302, 1736, 1860, 2170, 2604, 3255, 3720, 4340, 5208, 6510, 8680, 13020, 13513, 26040, 27026, 40539, 54052, 67565, 81078, 94591, 108104, 135130, 162156, 189182, 202695, 270260, 283773, 324312, 378364, 405390, 418903, 472955, 540520, 567546, 756728, 810780, 837806, 945910, 1135092, 1256709, 1418865, 1621560, 1675612, 1891820, 2094515, 2270184, 2513418, 2837730, 2932321, 3351224, 3783640, 4189030, 5026836, 5675460, 5864642, 6283545, 8378060, 8796963, 10053672, 11350920, 11729284, 12567090, 14661605, 16756120, 17593926, 23458568, 25134180, 29323210, 35187852, 43984815, 50268360, 58646420, 70375704, 87969630, 117292840, 175939260, 351878520]

約数ペア:

[(1, 351878520), (2, 175939260), (3, 117292840), (4, 87969630), (5, 70375704), (6, 58646420), (7, 50268360), (8, 43984815), (10, 35187852), (12, 29323210), (14, 25134180), (15, 23458568), (20, 17593926), (21, 16756120), (24, 14661605), (28, 12567090), (30, 11729284), (31, 11350920), (35, 10053672), (40, 8796963), (42, 8378060), (56, 6283545), (60, 5864642), (62, 5675460), (70, 5026836), (84, 4189030), (93, 3783640), (105, 3351224), (120, 2932321), (124, 2837730), (140, 2513418), (155, 2270184), (168, 2094515), (186, 1891820), (210, 1675612), (217, 1621560), (248, 1418865), (280, 1256709), (310, 1135092), (372, 945910), (420, 837806), (434, 810780), (465, 756728), (620, 567546), (651, 540520), (744, 472955), (840, 418903), (868, 405390), (930, 378364), (1085, 324312), (1240, 283773), (1302, 270260), (1736, 202695), (1860, 189182), (2170, 162156), (2604, 135130), (3255, 108104), (3720, 94591), (4340, 81078), (5208, 67565), (6510, 54052), (8680, 40539), (13020, 27026), (13513, 26040)]