19601531460

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{977}}^1\times {\mathrm{15923}}^1$

素因数の和:16922

約数の個数: 144

約数和(自身を含む): 68025799296

約数和(自身を除く): 48424267836

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 977, 1260, 1954, 2931, 3908, 4885, 5862, 6839, 8793, 9770, 11724, 13678, 14655, 15923, 17586, 19540, 20517, 27356, 29310, 31846, 34195, 35172, 41034, 43965, 47769, 58620, 61551, 63692, 68390, 79615, 82068, 87930, 95538, 102585, 111461, 123102, 136780, 143307, 159230, 175860, 191076, 205170, 222922, 238845, 246204, 286614, 307755, 318460, 334383, 410340, 445844, 477690, 557305, 573228, 615510, 668766, 716535, 955380, 1003149, 1114610, 1231020, 1337532, 1433070, 1671915, 2006298, 2229220, 2866140, 3343830, 4012596, 5015745, 6687660, 10031490, 15556771, 20062980, 31113542, 46670313, 62227084, 77783855, 93340626, 108897397, 140010939, 155567710, 186681252, 217794794, 233351565, 280021878, 311135420, 326692191, 435589588, 466703130, 544486985, 560043756, 653384382, 700054695, 933406260, 980076573, 1088973970, 1306768764, 1400109390, 1633460955, 1960153146, 2177947940, 2800218780, 3266921910, 3920306292, 4900382865, 6533843820, 9800765730, 19601531460]

約数ペア:

[(1, 19601531460), (2, 9800765730), (3, 6533843820), (4, 4900382865), (5, 3920306292), (6, 3266921910), (7, 2800218780), (9, 2177947940), (10, 1960153146), (12, 1633460955), (14, 1400109390), (15, 1306768764), (18, 1088973970), (20, 980076573), (21, 933406260), (28, 700054695), (30, 653384382), (35, 560043756), (36, 544486985), (42, 466703130), (45, 435589588), (60, 326692191), (63, 311135420), (70, 280021878), (84, 233351565), (90, 217794794), (105, 186681252), (126, 155567710), (140, 140010939), (180, 108897397), (210, 93340626), (252, 77783855), (315, 62227084), (420, 46670313), (630, 31113542), (977, 20062980), (1260, 15556771), (1954, 10031490), (2931, 6687660), (3908, 5015745), (4885, 4012596), (5862, 3343830), (6839, 2866140), (8793, 2229220), (9770, 2006298), (11724, 1671915), (13678, 1433070), (14655, 1337532), (15923, 1231020), (17586, 1114610), (19540, 1003149), (20517, 955380), (27356, 716535), (29310, 668766), (31846, 615510), (34195, 573228), (35172, 557305), (41034, 477690), (43965, 445844), (47769, 410340), (58620, 334383), (61551, 318460), (63692, 307755), (68390, 286614), (79615, 246204), (82068, 238845), (87930, 222922), (95538, 205170), (102585, 191076), (111461, 175860), (123102, 159230), (136780, 143307)]