1640605008

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{3253}}^1$

素因数の和:3369

約数の個数: 160

約数和(自身を含む): 5164748800

約数和(自身を除く): 3524143792

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 19, 21, 24, 28, 38, 42, 48, 56, 57, 76, 79, 84, 112, 114, 133, 152, 158, 168, 228, 237, 266, 304, 316, 336, 399, 456, 474, 532, 553, 632, 798, 912, 948, 1064, 1106, 1264, 1501, 1596, 1659, 1896, 2128, 2212, 3002, 3192, 3253, 3318, 3792, 4424, 4503, 6004, 6384, 6506, 6636, 8848, 9006, 9759, 10507, 12008, 13012, 13272, 18012, 19518, 21014, 22771, 24016, 26024, 26544, 31521, 36024, 39036, 42028, 45542, 52048, 61807, 63042, 68313, 72048, 78072, 84056, 91084, 123614, 126084, 136626, 156144, 168112, 182168, 185421, 247228, 252168, 256987, 273252, 364336, 370842, 432649, 494456, 504336, 513974, 546504, 741684, 770961, 865298, 988912, 1027948, 1093008, 1297947, 1483368, 1541922, 1730596, 1798909, 2055896, 2595894, 2966736, 3083844, 3461192, 3597818, 4111792, 4882753, 5191788, 5396727, 6167688, 6922384, 7195636, 9765506, 10383576, 10793454, 12335376, 14391272, 14648259, 19531012, 20767152, 21586908, 28782544, 29296518, 34179271, 39062024, 43173816, 58593036, 68358542, 78124048, 86347632, 102537813, 117186072, 136717084, 205075626, 234372144, 273434168, 410151252, 546868336, 820302504, 1640605008]

約数ペア:

[(1, 1640605008), (2, 820302504), (3, 546868336), (4, 410151252), (6, 273434168), (7, 234372144), (8, 205075626), (12, 136717084), (14, 117186072), (16, 102537813), (19, 86347632), (21, 78124048), (24, 68358542), (28, 58593036), (38, 43173816), (42, 39062024), (48, 34179271), (56, 29296518), (57, 28782544), (76, 21586908), (79, 20767152), (84, 19531012), (112, 14648259), (114, 14391272), (133, 12335376), (152, 10793454), (158, 10383576), (168, 9765506), (228, 7195636), (237, 6922384), (266, 6167688), (304, 5396727), (316, 5191788), (336, 4882753), (399, 4111792), (456, 3597818), (474, 3461192), (532, 3083844), (553, 2966736), (632, 2595894), (798, 2055896), (912, 1798909), (948, 1730596), (1064, 1541922), (1106, 1483368), (1264, 1297947), (1501, 1093008), (1596, 1027948), (1659, 988912), (1896, 865298), (2128, 770961), (2212, 741684), (3002, 546504), (3192, 513974), (3253, 504336), (3318, 494456), (3792, 432649), (4424, 370842), (4503, 364336), (6004, 273252), (6384, 256987), (6506, 252168), (6636, 247228), (8848, 185421), (9006, 182168), (9759, 168112), (10507, 156144), (12008, 136626), (13012, 126084), (13272, 123614), (18012, 91084), (19518, 84056), (21014, 78072), (22771, 72048), (24016, 68313), (26024, 63042), (26544, 61807), (31521, 52048), (36024, 45542), (39036, 42028)]