641734380

素因数分解:

$2^2\times 3^3\times 5^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{307}}^1$

素因数の和:418

約数の個数: 288

約数和(自身を含む): 2359526400

約数和(自身を除く): 1717792020

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 49, 54, 60, 63, 70, 79, 84, 90, 98, 105, 108, 126, 135, 140, 147, 158, 180, 189, 196, 210, 237, 245, 252, 270, 294, 307, 315, 316, 378, 395, 420, 441, 474, 490, 540, 553, 588, 614, 630, 711, 735, 756, 790, 882, 921, 945, 948, 980, 1106, 1185, 1228, 1260, 1323, 1422, 1470, 1535, 1580, 1659, 1764, 1842, 1890, 2133, 2149, 2205, 2212, 2370, 2646, 2763, 2765, 2844, 2940, 3070, 3318, 3555, 3684, 3780, 3871, 4266, 4298, 4410, 4605, 4740, 4977, 5292, 5526, 5530, 6140, 6447, 6615, 6636, 7110, 7742, 8289, 8295, 8532, 8596, 8820, 9210, 9954, 10665, 10745, 11052, 11060, 11613, 12894, 13230, 13815, 14220, 14931, 15043, 15484, 16578, 16590, 18420, 19341, 19355, 19908, 21330, 21490, 23226, 24253, 24885, 25788, 26460, 27630, 29862, 30086, 32235, 33156, 33180, 34839, 38682, 38710, 41445, 42660, 42980, 45129, 46452, 48506, 49770, 55260, 58023, 58065, 59724, 60172, 64470, 69678, 72759, 74655, 75215, 77364, 77420, 82890, 90258, 96705, 97012, 99540, 104517, 116046, 116130, 121265, 128940, 135387, 139356, 145518, 149310, 150430, 165780, 169771, 174195, 180516, 193410, 209034, 218277, 225645, 232092, 232260, 242530, 270774, 290115, 291036, 298620, 300860, 339542, 348390, 363795, 386820, 406161, 418068, 436554, 451290, 485060, 509313, 522585, 541548, 580230, 654831, 676935, 679084, 696780, 727590, 812322, 848855, 873108, 902580, 1018626, 1045170, 1091385, 1160460, 1188397, 1309662, 1353870, 1455180, 1527939, 1624644, 1697710, 2030805, 2037252, 2090340, 2182770, 2376794, 2546565, 2619324, 2707740, 3055878, 3274155, 3395420, 3565191, 4061610, 4365540, 4583817, 4753588, 5093130, 5941985, 6111756, 6548310, 7130382, 7639695, 8123220, 9167634, 10186260, 10695573, 11883970, 13096620, 14260764, 15279390, 17825955, 18335268, 21391146, 22919085, 23767940, 30558780, 32086719, 35651910, 42782292, 45838170, 53477865, 64173438, 71303820, 91676340, 106955730, 128346876, 160433595, 213911460, 320867190, 641734380]

約数ペア:

[(1, 641734380), (2, 320867190), (3, 213911460), (4, 160433595), (5, 128346876), (6, 106955730), (7, 91676340), (9, 71303820), (10, 64173438), (12, 53477865), (14, 45838170), (15, 42782292), (18, 35651910), (20, 32086719), (21, 30558780), (27, 23767940), (28, 22919085), (30, 21391146), (35, 18335268), (36, 17825955), (42, 15279390), (45, 14260764), (49, 13096620), (54, 11883970), (60, 10695573), (63, 10186260), (70, 9167634), (79, 8123220), (84, 7639695), (90, 7130382), (98, 6548310), (105, 6111756), (108, 5941985), (126, 5093130), (135, 4753588), (140, 4583817), (147, 4365540), (158, 4061610), (180, 3565191), (189, 3395420), (196, 3274155), (210, 3055878), (237, 2707740), (245, 2619324), (252, 2546565), (270, 2376794), (294, 2182770), (307, 2090340), (315, 2037252), (316, 2030805), (378, 1697710), (395, 1624644), (420, 1527939), (441, 1455180), (474, 1353870), (490, 1309662), (540, 1188397), (553, 1160460), (588, 1091385), (614, 1045170), (630, 1018626), (711, 902580), (735, 873108), (756, 848855), (790, 812322), (882, 727590), (921, 696780), (945, 679084), (948, 676935), (980, 654831), (1106, 580230), (1185, 541548), (1228, 522585), (1260, 509313), (1323, 485060), (1422, 451290), (1470, 436554), (1535, 418068), (1580, 406161), (1659, 386820), (1764, 363795), (1842, 348390), (1890, 339542), (2133, 300860), (2149, 298620), (2205, 291036), (2212, 290115), (2370, 270774), (2646, 242530), (2763, 232260), (2765, 232092), (2844, 225645), (2940, 218277), (3070, 209034), (3318, 193410), (3555, 180516), (3684, 174195), (3780, 169771), (3871, 165780), (4266, 150430), (4298, 149310), (4410, 145518), (4605, 139356), (4740, 135387), (4977, 128940), (5292, 121265), (5526, 116130), (5530, 116046), (6140, 104517), (6447, 99540), (6615, 97012), (6636, 96705), (7110, 90258), (7742, 82890), (8289, 77420), (8295, 77364), (8532, 75215), (8596, 74655), (8820, 72759), (9210, 69678), (9954, 64470), (10665, 60172), (10745, 59724), (11052, 58065), (11060, 58023), (11613, 55260), (12894, 49770), (13230, 48506), (13815, 46452), (14220, 45129), (14931, 42980), (15043, 42660), (15484, 41445), (16578, 38710), (16590, 38682), (18420, 34839), (19341, 33180), (19355, 33156), (19908, 32235), (21330, 30086), (21490, 29862), (23226, 27630), (24253, 26460), (24885, 25788)]