154405020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1759}}^1$

素因数の和:1808

約数の個数: 192

約数和(自身を含む): 567705600

約数和(自身を除く): 413300580

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 19, 20, 21, 22, 28, 30, 33, 35, 38, 42, 44, 55, 57, 60, 66, 70, 76, 77, 84, 95, 105, 110, 114, 132, 133, 140, 154, 165, 190, 209, 210, 220, 228, 231, 266, 285, 308, 330, 380, 385, 399, 418, 420, 462, 532, 570, 627, 660, 665, 770, 798, 836, 924, 1045, 1140, 1155, 1254, 1330, 1463, 1540, 1596, 1759, 1995, 2090, 2310, 2508, 2660, 2926, 3135, 3518, 3990, 4180, 4389, 4620, 5277, 5852, 6270, 7036, 7315, 7980, 8778, 8795, 10554, 12313, 12540, 14630, 17556, 17590, 19349, 21108, 21945, 24626, 26385, 29260, 33421, 35180, 36939, 38698, 43890, 49252, 52770, 58047, 61565, 66842, 73878, 77396, 87780, 96745, 100263, 105540, 116094, 123130, 133684, 135443, 147756, 167105, 184695, 193490, 200526, 232188, 233947, 246260, 270886, 290235, 334210, 367631, 369390, 386980, 401052, 406329, 467894, 501315, 541772, 580470, 668420, 677215, 701841, 735262, 738780, 812658, 935788, 1002630, 1102893, 1160940, 1169735, 1354430, 1403682, 1470524, 1625316, 1838155, 2005260, 2031645, 2205786, 2339470, 2573417, 2708860, 2807364, 3509205, 3676310, 4063290, 4411572, 4678940, 5146834, 5514465, 7018410, 7352620, 7720251, 8126580, 10293668, 11028930, 12867085, 14036820, 15440502, 22057860, 25734170, 30881004, 38601255, 51468340, 77202510, 154405020]

約数ペア:

[(1, 154405020), (2, 77202510), (3, 51468340), (4, 38601255), (5, 30881004), (6, 25734170), (7, 22057860), (10, 15440502), (11, 14036820), (12, 12867085), (14, 11028930), (15, 10293668), (19, 8126580), (20, 7720251), (21, 7352620), (22, 7018410), (28, 5514465), (30, 5146834), (33, 4678940), (35, 4411572), (38, 4063290), (42, 3676310), (44, 3509205), (55, 2807364), (57, 2708860), (60, 2573417), (66, 2339470), (70, 2205786), (76, 2031645), (77, 2005260), (84, 1838155), (95, 1625316), (105, 1470524), (110, 1403682), (114, 1354430), (132, 1169735), (133, 1160940), (140, 1102893), (154, 1002630), (165, 935788), (190, 812658), (209, 738780), (210, 735262), (220, 701841), (228, 677215), (231, 668420), (266, 580470), (285, 541772), (308, 501315), (330, 467894), (380, 406329), (385, 401052), (399, 386980), (418, 369390), (420, 367631), (462, 334210), (532, 290235), (570, 270886), (627, 246260), (660, 233947), (665, 232188), (770, 200526), (798, 193490), (836, 184695), (924, 167105), (1045, 147756), (1140, 135443), (1155, 133684), (1254, 123130), (1330, 116094), (1463, 105540), (1540, 100263), (1596, 96745), (1759, 87780), (1995, 77396), (2090, 73878), (2310, 66842), (2508, 61565), (2660, 58047), (2926, 52770), (3135, 49252), (3518, 43890), (3990, 38698), (4180, 36939), (4389, 35180), (4620, 33421), (5277, 29260), (5852, 26385), (6270, 24626), (7036, 21945), (7315, 21108), (7980, 19349), (8778, 17590), (8795, 17556), (10554, 14630), (12313, 12540)]