77805420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{1531}}^1$

素因数の和:1572

約数の個数: 144

約数和(自身を含む): 273848064

約数和(自身を除く): 196042644

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 55, 60, 66, 70, 77, 84, 105, 110, 121, 132, 140, 154, 165, 210, 220, 231, 242, 308, 330, 363, 385, 420, 462, 484, 605, 660, 726, 770, 847, 924, 1155, 1210, 1452, 1531, 1540, 1694, 1815, 2310, 2420, 2541, 3062, 3388, 3630, 4235, 4593, 4620, 5082, 6124, 7260, 7655, 8470, 9186, 10164, 10717, 12705, 15310, 16841, 16940, 18372, 21434, 22965, 25410, 30620, 32151, 33682, 42868, 45930, 50523, 50820, 53585, 64302, 67364, 84205, 91860, 101046, 107170, 117887, 128604, 160755, 168410, 185251, 202092, 214340, 235774, 252615, 321510, 336820, 353661, 370502, 471548, 505230, 555753, 589435, 643020, 707322, 741004, 926255, 1010460, 1111506, 1178870, 1296757, 1414644, 1768305, 1852510, 2223012, 2357740, 2593514, 2778765, 3536610, 3705020, 3890271, 5187028, 5557530, 6483785, 7073220, 7780542, 11115060, 12967570, 15561084, 19451355, 25935140, 38902710, 77805420]

約数ペア:

[(1, 77805420), (2, 38902710), (3, 25935140), (4, 19451355), (5, 15561084), (6, 12967570), (7, 11115060), (10, 7780542), (11, 7073220), (12, 6483785), (14, 5557530), (15, 5187028), (20, 3890271), (21, 3705020), (22, 3536610), (28, 2778765), (30, 2593514), (33, 2357740), (35, 2223012), (42, 1852510), (44, 1768305), (55, 1414644), (60, 1296757), (66, 1178870), (70, 1111506), (77, 1010460), (84, 926255), (105, 741004), (110, 707322), (121, 643020), (132, 589435), (140, 555753), (154, 505230), (165, 471548), (210, 370502), (220, 353661), (231, 336820), (242, 321510), (308, 252615), (330, 235774), (363, 214340), (385, 202092), (420, 185251), (462, 168410), (484, 160755), (605, 128604), (660, 117887), (726, 107170), (770, 101046), (847, 91860), (924, 84205), (1155, 67364), (1210, 64302), (1452, 53585), (1531, 50820), (1540, 50523), (1694, 45930), (1815, 42868), (2310, 33682), (2420, 32151), (2541, 30620), (3062, 25410), (3388, 22965), (3630, 21434), (4235, 18372), (4593, 16940), (4620, 16841), (5082, 15310), (6124, 12705), (7260, 10717), (7655, 10164), (8470, 9186)]