77970420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{743}}^1$

素因数の和:822

約数の個数: 144

約数和(自身を含む): 263233152

約数和(自身を除く): 185262732

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 53, 55, 60, 66, 90, 99, 106, 110, 132, 159, 165, 180, 198, 212, 220, 265, 318, 330, 396, 477, 495, 530, 583, 636, 660, 743, 795, 954, 990, 1060, 1166, 1486, 1590, 1749, 1908, 1980, 2229, 2332, 2385, 2915, 2972, 3180, 3498, 3715, 4458, 4770, 5247, 5830, 6687, 6996, 7430, 8173, 8745, 8916, 9540, 10494, 11145, 11660, 13374, 14860, 16346, 17490, 20988, 22290, 24519, 26235, 26748, 32692, 33435, 34980, 39379, 40865, 44580, 49038, 52470, 66870, 73557, 78758, 81730, 98076, 104940, 118137, 122595, 133740, 147114, 157516, 163460, 196895, 236274, 245190, 294228, 354411, 367785, 393790, 433169, 472548, 490380, 590685, 708822, 735570, 787580, 866338, 1181370, 1299507, 1417644, 1471140, 1732676, 1772055, 2165845, 2362740, 2599014, 3544110, 3898521, 4331690, 5198028, 6497535, 7088220, 7797042, 8663380, 12995070, 15594084, 19492605, 25990140, 38985210, 77970420]

約数ペア:

[(1, 77970420), (2, 38985210), (3, 25990140), (4, 19492605), (5, 15594084), (6, 12995070), (9, 8663380), (10, 7797042), (11, 7088220), (12, 6497535), (15, 5198028), (18, 4331690), (20, 3898521), (22, 3544110), (30, 2599014), (33, 2362740), (36, 2165845), (44, 1772055), (45, 1732676), (53, 1471140), (55, 1417644), (60, 1299507), (66, 1181370), (90, 866338), (99, 787580), (106, 735570), (110, 708822), (132, 590685), (159, 490380), (165, 472548), (180, 433169), (198, 393790), (212, 367785), (220, 354411), (265, 294228), (318, 245190), (330, 236274), (396, 196895), (477, 163460), (495, 157516), (530, 147114), (583, 133740), (636, 122595), (660, 118137), (743, 104940), (795, 98076), (954, 81730), (990, 78758), (1060, 73557), (1166, 66870), (1486, 52470), (1590, 49038), (1749, 44580), (1908, 40865), (1980, 39379), (2229, 34980), (2332, 33435), (2385, 32692), (2915, 26748), (2972, 26235), (3180, 24519), (3498, 22290), (3715, 20988), (4458, 17490), (4770, 16346), (5247, 14860), (5830, 13374), (6687, 11660), (6996, 11145), (7430, 10494), (8173, 9540), (8745, 8916)]