305812980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{739}}^1$

素因数の和:795

約数の個数: 216

約数和(自身を含む): 1074746400

約数和(自身を除く): 768933420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 19, 20, 22, 30, 33, 36, 38, 44, 45, 55, 57, 60, 66, 76, 90, 95, 99, 110, 114, 121, 132, 165, 171, 180, 190, 198, 209, 220, 228, 242, 285, 330, 342, 363, 380, 396, 418, 484, 495, 570, 605, 627, 660, 684, 726, 739, 836, 855, 990, 1045, 1089, 1140, 1210, 1254, 1452, 1478, 1710, 1815, 1881, 1980, 2090, 2178, 2217, 2299, 2420, 2508, 2956, 3135, 3420, 3630, 3695, 3762, 4180, 4356, 4434, 4598, 5445, 6270, 6651, 6897, 7260, 7390, 7524, 8129, 8868, 9196, 9405, 10890, 11085, 11495, 12540, 13302, 13794, 14041, 14780, 16258, 18810, 20691, 21780, 22170, 22990, 24387, 26604, 27588, 28082, 32516, 33255, 34485, 37620, 40645, 41382, 42123, 44340, 45980, 48774, 56164, 66510, 68970, 70205, 73161, 81290, 82764, 84246, 89419, 97548, 103455, 121935, 126369, 133020, 137940, 140410, 146322, 154451, 162580, 168492, 178838, 206910, 210615, 243870, 252738, 268257, 280820, 292644, 308902, 357676, 365805, 413820, 421230, 447095, 463353, 487740, 505476, 536514, 617804, 631845, 731610, 772255, 804771, 842460, 894190, 926706, 1073028, 1263690, 1341285, 1390059, 1463220, 1544510, 1609542, 1698961, 1788380, 1853412, 2316765, 2527380, 2682570, 2780118, 3089020, 3219084, 3397922, 4023855, 4633530, 5096883, 5365140, 5560236, 6795844, 6950295, 8047710, 8494805, 9267060, 10193766, 13900590, 15290649, 16095420, 16989610, 20387532, 25484415, 27801180, 30581298, 33979220, 50968830, 61162596, 76453245, 101937660, 152906490, 305812980]

約数ペア:

[(1, 305812980), (2, 152906490), (3, 101937660), (4, 76453245), (5, 61162596), (6, 50968830), (9, 33979220), (10, 30581298), (11, 27801180), (12, 25484415), (15, 20387532), (18, 16989610), (19, 16095420), (20, 15290649), (22, 13900590), (30, 10193766), (33, 9267060), (36, 8494805), (38, 8047710), (44, 6950295), (45, 6795844), (55, 5560236), (57, 5365140), (60, 5096883), (66, 4633530), (76, 4023855), (90, 3397922), (95, 3219084), (99, 3089020), (110, 2780118), (114, 2682570), (121, 2527380), (132, 2316765), (165, 1853412), (171, 1788380), (180, 1698961), (190, 1609542), (198, 1544510), (209, 1463220), (220, 1390059), (228, 1341285), (242, 1263690), (285, 1073028), (330, 926706), (342, 894190), (363, 842460), (380, 804771), (396, 772255), (418, 731610), (484, 631845), (495, 617804), (570, 536514), (605, 505476), (627, 487740), (660, 463353), (684, 447095), (726, 421230), (739, 413820), (836, 365805), (855, 357676), (990, 308902), (1045, 292644), (1089, 280820), (1140, 268257), (1210, 252738), (1254, 243870), (1452, 210615), (1478, 206910), (1710, 178838), (1815, 168492), (1881, 162580), (1980, 154451), (2090, 146322), (2178, 140410), (2217, 137940), (2299, 133020), (2420, 126369), (2508, 121935), (2956, 103455), (3135, 97548), (3420, 89419), (3630, 84246), (3695, 82764), (3762, 81290), (4180, 73161), (4356, 70205), (4434, 68970), (4598, 66510), (5445, 56164), (6270, 48774), (6651, 45980), (6897, 44340), (7260, 42123), (7390, 41382), (7524, 40645), (8129, 37620), (8868, 34485), (9196, 33255), (9405, 32516), (10890, 28082), (11085, 27588), (11495, 26604), (12540, 24387), (13302, 22990), (13794, 22170), (14041, 21780), (14780, 20691), (16258, 18810)]