18557535900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{61}}^1\times {\mathrm{293}}^1\times {\mathrm{3461}}^1$

素因数の和:3832

約数の個数: 144

約数和(自身を含む): 54775431648

約数和(自身を除く): 36217895748

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 61, 75, 100, 122, 150, 183, 244, 293, 300, 305, 366, 586, 610, 732, 879, 915, 1172, 1220, 1465, 1525, 1758, 1830, 2930, 3050, 3461, 3516, 3660, 4395, 4575, 5860, 6100, 6922, 7325, 8790, 9150, 10383, 13844, 14650, 17305, 17580, 17873, 18300, 20766, 21975, 29300, 34610, 35746, 41532, 43950, 51915, 53619, 69220, 71492, 86525, 87900, 89365, 103830, 107238, 173050, 178730, 207660, 211121, 214476, 259575, 268095, 346100, 357460, 422242, 446825, 519150, 536190, 633363, 844484, 893650, 1014073, 1038300, 1055605, 1072380, 1266726, 1340475, 1787300, 2028146, 2111210, 2533452, 2680950, 3042219, 3166815, 4056292, 4222420, 5070365, 5278025, 5361900, 6084438, 6333630, 10140730, 10556050, 12168876, 12667260, 15211095, 15834075, 20281460, 21112100, 25351825, 30422190, 31668150, 50703650, 60844380, 61858453, 63336300, 76055475, 101407300, 123716906, 152110950, 185575359, 247433812, 304221900, 309292265, 371150718, 618584530, 742301436, 927876795, 1237169060, 1546461325, 1855753590, 3092922650, 3711507180, 4639383975, 6185845300, 9278767950, 18557535900]

約数ペア:

[(1, 18557535900), (2, 9278767950), (3, 6185845300), (4, 4639383975), (5, 3711507180), (6, 3092922650), (10, 1855753590), (12, 1546461325), (15, 1237169060), (20, 927876795), (25, 742301436), (30, 618584530), (50, 371150718), (60, 309292265), (61, 304221900), (75, 247433812), (100, 185575359), (122, 152110950), (150, 123716906), (183, 101407300), (244, 76055475), (293, 63336300), (300, 61858453), (305, 60844380), (366, 50703650), (586, 31668150), (610, 30422190), (732, 25351825), (879, 21112100), (915, 20281460), (1172, 15834075), (1220, 15211095), (1465, 12667260), (1525, 12168876), (1758, 10556050), (1830, 10140730), (2930, 6333630), (3050, 6084438), (3461, 5361900), (3516, 5278025), (3660, 5070365), (4395, 4222420), (4575, 4056292), (5860, 3166815), (6100, 3042219), (6922, 2680950), (7325, 2533452), (8790, 2111210), (9150, 2028146), (10383, 1787300), (13844, 1340475), (14650, 1266726), (17305, 1072380), (17580, 1055605), (17873, 1038300), (18300, 1014073), (20766, 893650), (21975, 844484), (29300, 633363), (34610, 536190), (35746, 519150), (41532, 446825), (43950, 422242), (51915, 357460), (53619, 346100), (69220, 268095), (71492, 259575), (86525, 214476), (87900, 211121), (89365, 207660), (103830, 178730), (107238, 173050)]