18951480

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{863}}^1$

素因数の和:941

約数の個数: 96

約数和(自身を含む): 62674560

約数和(自身を除く): 43723080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 61, 72, 90, 120, 122, 180, 183, 244, 305, 360, 366, 488, 549, 610, 732, 863, 915, 1098, 1220, 1464, 1726, 1830, 2196, 2440, 2589, 2745, 3452, 3660, 4315, 4392, 5178, 5490, 6904, 7320, 7767, 8630, 10356, 10980, 12945, 15534, 17260, 20712, 21960, 25890, 31068, 34520, 38835, 51780, 52643, 62136, 77670, 103560, 105286, 155340, 157929, 210572, 263215, 310680, 315858, 421144, 473787, 526430, 631716, 789645, 947574, 1052860, 1263432, 1579290, 1895148, 2105720, 2368935, 3158580, 3790296, 4737870, 6317160, 9475740, 18951480]

約数ペア:

[(1, 18951480), (2, 9475740), (3, 6317160), (4, 4737870), (5, 3790296), (6, 3158580), (8, 2368935), (9, 2105720), (10, 1895148), (12, 1579290), (15, 1263432), (18, 1052860), (20, 947574), (24, 789645), (30, 631716), (36, 526430), (40, 473787), (45, 421144), (60, 315858), (61, 310680), (72, 263215), (90, 210572), (120, 157929), (122, 155340), (180, 105286), (183, 103560), (244, 77670), (305, 62136), (360, 52643), (366, 51780), (488, 38835), (549, 34520), (610, 31068), (732, 25890), (863, 21960), (915, 20712), (1098, 17260), (1220, 15534), (1464, 12945), (1726, 10980), (1830, 10356), (2196, 8630), (2440, 7767), (2589, 7320), (2745, 6904), (3452, 5490), (3660, 5178), (4315, 4392)]