1980125784

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{769}}^1$

素因数の和:935

約数の個数: 256

約数和(自身を含む): 6830208000

約数和(自身を除く): 4850082216

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 18, 21, 24, 26, 27, 28, 36, 39, 42, 52, 54, 56, 63, 72, 78, 84, 91, 104, 108, 117, 126, 131, 156, 168, 182, 189, 216, 234, 252, 262, 273, 312, 351, 364, 378, 393, 468, 504, 524, 546, 702, 728, 756, 769, 786, 819, 917, 936, 1048, 1092, 1179, 1404, 1512, 1538, 1572, 1638, 1703, 1834, 2184, 2307, 2358, 2457, 2751, 2808, 3076, 3144, 3276, 3406, 3537, 3668, 4614, 4716, 4914, 5109, 5383, 5502, 6152, 6552, 6812, 6921, 7074, 7336, 8253, 9228, 9432, 9828, 9997, 10218, 10766, 11004, 11921, 13624, 13842, 14148, 15327, 16149, 16506, 18456, 19656, 19994, 20436, 20763, 21532, 22008, 23842, 24759, 27684, 28296, 29991, 30654, 32298, 33012, 35763, 39988, 40872, 41526, 43064, 45981, 47684, 48447, 49518, 55368, 59982, 61308, 64596, 66024, 69979, 71526, 79976, 83052, 89973, 91962, 95368, 96894, 99036, 100739, 107289, 119964, 122616, 129192, 139958, 143052, 145341, 166104, 179946, 183924, 193788, 198072, 201478, 209937, 214578, 239928, 269919, 279916, 286104, 290682, 302217, 321867, 359892, 367848, 387576, 402956, 419874, 429156, 539838, 559832, 581364, 604434, 629811, 643734, 705173, 719784, 805912, 839748, 858312, 906651, 1079676, 1162728, 1208868, 1259622, 1287468, 1309607, 1410346, 1679496, 1813302, 1889433, 2115519, 2159352, 2417736, 2519244, 2574936, 2619214, 2719953, 2820692, 3626604, 3778866, 3928821, 4231038, 5038488, 5238428, 5439906, 5641384, 6346557, 7253208, 7557732, 7857642, 8462076, 9167249, 10476856, 10879812, 11786463, 12693114, 15115464, 15715284, 16924152, 18334498, 19039671, 21759624, 23572926, 25386228, 27501747, 31430568, 35359389, 36668996, 38079342, 47145852, 50772456, 55003494, 70718778, 73337992, 76158684, 82505241, 94291704, 110006988, 141437556, 152317368, 165010482, 220013976, 247515723, 282875112, 330020964, 495031446, 660041928, 990062892, 1980125784]

約数ペア:

[(1, 1980125784), (2, 990062892), (3, 660041928), (4, 495031446), (6, 330020964), (7, 282875112), (8, 247515723), (9, 220013976), (12, 165010482), (13, 152317368), (14, 141437556), (18, 110006988), (21, 94291704), (24, 82505241), (26, 76158684), (27, 73337992), (28, 70718778), (36, 55003494), (39, 50772456), (42, 47145852), (52, 38079342), (54, 36668996), (56, 35359389), (63, 31430568), (72, 27501747), (78, 25386228), (84, 23572926), (91, 21759624), (104, 19039671), (108, 18334498), (117, 16924152), (126, 15715284), (131, 15115464), (156, 12693114), (168, 11786463), (182, 10879812), (189, 10476856), (216, 9167249), (234, 8462076), (252, 7857642), (262, 7557732), (273, 7253208), (312, 6346557), (351, 5641384), (364, 5439906), (378, 5238428), (393, 5038488), (468, 4231038), (504, 3928821), (524, 3778866), (546, 3626604), (702, 2820692), (728, 2719953), (756, 2619214), (769, 2574936), (786, 2519244), (819, 2417736), (917, 2159352), (936, 2115519), (1048, 1889433), (1092, 1813302), (1179, 1679496), (1404, 1410346), (1512, 1309607), (1538, 1287468), (1572, 1259622), (1638, 1208868), (1703, 1162728), (1834, 1079676), (2184, 906651), (2307, 858312), (2358, 839748), (2457, 805912), (2751, 719784), (2808, 705173), (3076, 643734), (3144, 629811), (3276, 604434), (3406, 581364), (3537, 559832), (3668, 539838), (4614, 429156), (4716, 419874), (4914, 402956), (5109, 387576), (5383, 367848), (5502, 359892), (6152, 321867), (6552, 302217), (6812, 290682), (6921, 286104), (7074, 279916), (7336, 269919), (8253, 239928), (9228, 214578), (9432, 209937), (9828, 201478), (9997, 198072), (10218, 193788), (10766, 183924), (11004, 179946), (11921, 166104), (13624, 145341), (13842, 143052), (14148, 139958), (15327, 129192), (16149, 122616), (16506, 119964), (18456, 107289), (19656, 100739), (19994, 99036), (20436, 96894), (20763, 95368), (21532, 91962), (22008, 89973), (23842, 83052), (24759, 79976), (27684, 71526), (28296, 69979), (29991, 66024), (30654, 64596), (32298, 61308), (33012, 59982), (35763, 55368), (39988, 49518), (40872, 48447), (41526, 47684), (43064, 45981)]