655788540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{59}}^1\times {\mathrm{1531}}^1$

素因数の和:1624

約数の個数: 144

約数和(自身を含む): 2053860480

約数和(自身を除く): 1398071940

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 59, 60, 66, 110, 118, 121, 132, 165, 177, 220, 236, 242, 295, 330, 354, 363, 484, 590, 605, 649, 660, 708, 726, 885, 1180, 1210, 1298, 1452, 1531, 1770, 1815, 1947, 2420, 2596, 3062, 3245, 3540, 3630, 3894, 4593, 6124, 6490, 7139, 7260, 7655, 7788, 9186, 9735, 12980, 14278, 15310, 16841, 18372, 19470, 21417, 22965, 28556, 30620, 33682, 35695, 38940, 42834, 45930, 50523, 67364, 71390, 84205, 85668, 90329, 91860, 101046, 107085, 142780, 168410, 180658, 185251, 202092, 214170, 252615, 270987, 336820, 361316, 370502, 428340, 451645, 505230, 541974, 555753, 741004, 903290, 926255, 993619, 1010460, 1083948, 1111506, 1354935, 1806580, 1852510, 1987238, 2223012, 2709870, 2778765, 2980857, 3705020, 3974476, 4968095, 5419740, 5557530, 5961714, 9936190, 10929809, 11115060, 11923428, 14904285, 19872380, 21859618, 29808570, 32789427, 43719236, 54649045, 59617140, 65578854, 109298090, 131157708, 163947135, 218596180, 327894270, 655788540]

約数ペア:

[(1, 655788540), (2, 327894270), (3, 218596180), (4, 163947135), (5, 131157708), (6, 109298090), (10, 65578854), (11, 59617140), (12, 54649045), (15, 43719236), (20, 32789427), (22, 29808570), (30, 21859618), (33, 19872380), (44, 14904285), (55, 11923428), (59, 11115060), (60, 10929809), (66, 9936190), (110, 5961714), (118, 5557530), (121, 5419740), (132, 4968095), (165, 3974476), (177, 3705020), (220, 2980857), (236, 2778765), (242, 2709870), (295, 2223012), (330, 1987238), (354, 1852510), (363, 1806580), (484, 1354935), (590, 1111506), (605, 1083948), (649, 1010460), (660, 993619), (708, 926255), (726, 903290), (885, 741004), (1180, 555753), (1210, 541974), (1298, 505230), (1452, 451645), (1531, 428340), (1770, 370502), (1815, 361316), (1947, 336820), (2420, 270987), (2596, 252615), (3062, 214170), (3245, 202092), (3540, 185251), (3630, 180658), (3894, 168410), (4593, 142780), (6124, 107085), (6490, 101046), (7139, 91860), (7260, 90329), (7655, 85668), (7788, 84205), (9186, 71390), (9735, 67364), (12980, 50523), (14278, 45930), (15310, 42834), (16841, 38940), (18372, 35695), (19470, 33682), (21417, 30620), (22965, 28556)]