155571127960

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{1223}}^1\times {\mathrm{1409}}^1$

素因数の和:2741

約数の個数: 128

約数和(自身を含む): 365947113600

約数和(自身を除く): 210375985640

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 61, 74, 122, 148, 185, 244, 296, 305, 370, 488, 610, 740, 1220, 1223, 1409, 1480, 2257, 2440, 2446, 2818, 4514, 4892, 5636, 6115, 7045, 9028, 9784, 11272, 11285, 12230, 14090, 18056, 22570, 24460, 28180, 45140, 45251, 48920, 52133, 56360, 74603, 85949, 90280, 90502, 104266, 149206, 171898, 181004, 208532, 226255, 260665, 298412, 343796, 362008, 373015, 417064, 429745, 452510, 521330, 596824, 687592, 746030, 859490, 905020, 1042660, 1492060, 1718980, 1723207, 1810040, 2085320, 2760311, 2984120, 3180113, 3437960, 3446414, 5520622, 6360226, 6892828, 8616035, 11041244, 12720452, 13785656, 13801555, 15900565, 17232070, 22082488, 25440904, 27603110, 31801130, 34464140, 55206220, 63602260, 63758659, 68928280, 105115627, 110412440, 127204520, 127517318, 210231254, 255034636, 318793295, 420462508, 510069272, 525578135, 637586590, 840925016, 1051156270, 1275173180, 2102312540, 2550346360, 3889278199, 4204625080, 7778556398, 15557112796, 19446390995, 31114225592, 38892781990, 77785563980, 155571127960]

約数ペア:

[(1, 155571127960), (2, 77785563980), (4, 38892781990), (5, 31114225592), (8, 19446390995), (10, 15557112796), (20, 7778556398), (37, 4204625080), (40, 3889278199), (61, 2550346360), (74, 2102312540), (122, 1275173180), (148, 1051156270), (185, 840925016), (244, 637586590), (296, 525578135), (305, 510069272), (370, 420462508), (488, 318793295), (610, 255034636), (740, 210231254), (1220, 127517318), (1223, 127204520), (1409, 110412440), (1480, 105115627), (2257, 68928280), (2440, 63758659), (2446, 63602260), (2818, 55206220), (4514, 34464140), (4892, 31801130), (5636, 27603110), (6115, 25440904), (7045, 22082488), (9028, 17232070), (9784, 15900565), (11272, 13801555), (11285, 13785656), (12230, 12720452), (14090, 11041244), (18056, 8616035), (22570, 6892828), (24460, 6360226), (28180, 5520622), (45140, 3446414), (45251, 3437960), (48920, 3180113), (52133, 2984120), (56360, 2760311), (74603, 2085320), (85949, 1810040), (90280, 1723207), (90502, 1718980), (104266, 1492060), (149206, 1042660), (171898, 905020), (181004, 859490), (208532, 746030), (226255, 687592), (260665, 596824), (298412, 521330), (343796, 452510), (362008, 429745), (373015, 417064)]