18160920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{827}}^1$

素因数の和:905

約数の個数: 96

約数和(自身を含む): 60063120

約数和(自身を除く): 41902200

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, 827, 915, 1098, 1220, 1464, 1654, 1830, 2196, 2440, 2481, 2745, 3308, 3660, 4135, 4392, 4962, 5490, 6616, 7320, 7443, 8270, 9924, 10980, 12405, 14886, 16540, 19848, 21960, 24810, 29772, 33080, 37215, 49620, 50447, 59544, 74430, 99240, 100894, 148860, 151341, 201788, 252235, 297720, 302682, 403576, 454023, 504470, 605364, 756705, 908046, 1008940, 1210728, 1513410, 1816092, 2017880, 2270115, 3026820, 3632184, 4540230, 6053640, 9080460, 18160920]

約数ペア:

[(1, 18160920), (2, 9080460), (3, 6053640), (4, 4540230), (5, 3632184), (6, 3026820), (8, 2270115), (9, 2017880), (10, 1816092), (12, 1513410), (15, 1210728), (18, 1008940), (20, 908046), (24, 756705), (30, 605364), (36, 504470), (40, 454023), (45, 403576), (60, 302682), (61, 297720), (72, 252235), (90, 201788), (120, 151341), (122, 148860), (180, 100894), (183, 99240), (244, 74430), (305, 59544), (360, 50447), (366, 49620), (488, 37215), (549, 33080), (610, 29772), (732, 24810), (827, 21960), (915, 19848), (1098, 16540), (1220, 14886), (1464, 12405), (1654, 10980), (1830, 9924), (2196, 8270), (2440, 7443), (2481, 7320), (2745, 6616), (3308, 5490), (3660, 4962), (4135, 4392)]