20682777465

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{24509}}^1$

素因数の和:24596

約数の個数: 128

約数和(自身を含む): 45176832000

約数和(自身を除く): 24494054535

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 27, 35, 45, 47, 57, 63, 95, 105, 133, 135, 141, 171, 189, 235, 285, 315, 329, 399, 423, 513, 665, 705, 855, 893, 945, 987, 1197, 1269, 1645, 1995, 2115, 2565, 2679, 2961, 3591, 4465, 4935, 5985, 6251, 6345, 8037, 8883, 13395, 14805, 17955, 18753, 24111, 24509, 31255, 40185, 44415, 56259, 73527, 93765, 120555, 122545, 168777, 171563, 220581, 281295, 367635, 465671, 514689, 661743, 843885, 857815, 1102905, 1151923, 1397013, 1544067, 2328355, 2573445, 3259697, 3308715, 3455769, 4191039, 4632201, 5759615, 6985065, 7720335, 8063461, 9779091, 10367307, 12573117, 16298485, 17278845, 20955195, 21886537, 23161005, 24190383, 29337273, 31101921, 40317305, 48895455, 51836535, 62865585, 65659611, 72571149, 88011819, 109432685, 120951915, 146686365, 153205759, 155509605, 196978833, 217713447, 328298055, 362855745, 440059095, 459617277, 590936499, 766028795, 984894165, 1088567235, 1378851831, 2298086385, 2954682495, 4136555493, 6894259155, 20682777465]

約数ペア:

[(1, 20682777465), (3, 6894259155), (5, 4136555493), (7, 2954682495), (9, 2298086385), (15, 1378851831), (19, 1088567235), (21, 984894165), (27, 766028795), (35, 590936499), (45, 459617277), (47, 440059095), (57, 362855745), (63, 328298055), (95, 217713447), (105, 196978833), (133, 155509605), (135, 153205759), (141, 146686365), (171, 120951915), (189, 109432685), (235, 88011819), (285, 72571149), (315, 65659611), (329, 62865585), (399, 51836535), (423, 48895455), (513, 40317305), (665, 31101921), (705, 29337273), (855, 24190383), (893, 23161005), (945, 21886537), (987, 20955195), (1197, 17278845), (1269, 16298485), (1645, 12573117), (1995, 10367307), (2115, 9779091), (2565, 8063461), (2679, 7720335), (2961, 6985065), (3591, 5759615), (4465, 4632201), (4935, 4191039), (5985, 3455769), (6251, 3308715), (6345, 3259697), (8037, 2573445), (8883, 2328355), (13395, 1544067), (14805, 1397013), (17955, 1151923), (18753, 1102905), (24111, 857815), (24509, 843885), (31255, 661743), (40185, 514689), (44415, 465671), (56259, 367635), (73527, 281295), (93765, 220581), (120555, 171563), (122545, 168777)]