1806963960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{7963}}^1$

素因数の和:8069

約数の個数: 128

約数和(自身を含む): 5688207360

約数和(自身を除く): 3881243400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 61, 62, 93, 120, 122, 124, 155, 183, 186, 244, 248, 305, 310, 366, 372, 465, 488, 610, 620, 732, 744, 915, 930, 1220, 1240, 1464, 1830, 1860, 1891, 2440, 3660, 3720, 3782, 5673, 7320, 7564, 7963, 9455, 11346, 15128, 15926, 18910, 22692, 23889, 28365, 31852, 37820, 39815, 45384, 47778, 56730, 63704, 75640, 79630, 95556, 113460, 119445, 159260, 191112, 226920, 238890, 246853, 318520, 477780, 485743, 493706, 740559, 955560, 971486, 987412, 1234265, 1457229, 1481118, 1942972, 1974824, 2428715, 2468530, 2914458, 2962236, 3702795, 3885944, 4857430, 4937060, 5828916, 5924472, 7286145, 7405590, 9714860, 9874120, 11657832, 14572290, 14811180, 15058033, 19429720, 29144580, 29622360, 30116066, 45174099, 58289160, 60232132, 75290165, 90348198, 120464264, 150580330, 180696396, 225870495, 301160660, 361392792, 451740990, 602321320, 903481980, 1806963960]

約数ペア:

[(1, 1806963960), (2, 903481980), (3, 602321320), (4, 451740990), (5, 361392792), (6, 301160660), (8, 225870495), (10, 180696396), (12, 150580330), (15, 120464264), (20, 90348198), (24, 75290165), (30, 60232132), (31, 58289160), (40, 45174099), (60, 30116066), (61, 29622360), (62, 29144580), (93, 19429720), (120, 15058033), (122, 14811180), (124, 14572290), (155, 11657832), (183, 9874120), (186, 9714860), (244, 7405590), (248, 7286145), (305, 5924472), (310, 5828916), (366, 4937060), (372, 4857430), (465, 3885944), (488, 3702795), (610, 2962236), (620, 2914458), (732, 2468530), (744, 2428715), (915, 1974824), (930, 1942972), (1220, 1481118), (1240, 1457229), (1464, 1234265), (1830, 987412), (1860, 971486), (1891, 955560), (2440, 740559), (3660, 493706), (3720, 485743), (3782, 477780), (5673, 318520), (7320, 246853), (7564, 238890), (7963, 226920), (9455, 191112), (11346, 159260), (15128, 119445), (15926, 113460), (18910, 95556), (22692, 79630), (23889, 75640), (28365, 63704), (31852, 56730), (37820, 47778), (39815, 45384)]