640111824

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{21269}}^1$

素因数の和:21313

約数の個数: 120

約数和(自身を含む): 2057234400

約数和(自身を除く): 1417122576

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 19, 22, 24, 33, 36, 38, 44, 48, 57, 66, 72, 76, 88, 99, 114, 132, 144, 152, 171, 176, 198, 209, 228, 264, 304, 342, 396, 418, 456, 528, 627, 684, 792, 836, 912, 1254, 1368, 1584, 1672, 1881, 2508, 2736, 3344, 3762, 5016, 7524, 10032, 15048, 21269, 30096, 42538, 63807, 85076, 127614, 170152, 191421, 233959, 255228, 340304, 382842, 404111, 467918, 510456, 701877, 765684, 808222, 935836, 1020912, 1212333, 1403754, 1531368, 1616444, 1871672, 2105631, 2424666, 2807508, 3062736, 3232888, 3636999, 3743344, 4211262, 4445221, 4849332, 5615016, 6465776, 7273998, 8422524, 8890442, 9698664, 11230032, 13335663, 14547996, 16845048, 17780884, 19397328, 26671326, 29095992, 33690096, 35561768, 40006989, 53342652, 58191984, 71123536, 80013978, 106685304, 160027956, 213370608, 320055912, 640111824]

約数ペア:

[(1, 640111824), (2, 320055912), (3, 213370608), (4, 160027956), (6, 106685304), (8, 80013978), (9, 71123536), (11, 58191984), (12, 53342652), (16, 40006989), (18, 35561768), (19, 33690096), (22, 29095992), (24, 26671326), (33, 19397328), (36, 17780884), (38, 16845048), (44, 14547996), (48, 13335663), (57, 11230032), (66, 9698664), (72, 8890442), (76, 8422524), (88, 7273998), (99, 6465776), (114, 5615016), (132, 4849332), (144, 4445221), (152, 4211262), (171, 3743344), (176, 3636999), (198, 3232888), (209, 3062736), (228, 2807508), (264, 2424666), (304, 2105631), (342, 1871672), (396, 1616444), (418, 1531368), (456, 1403754), (528, 1212333), (627, 1020912), (684, 935836), (792, 808222), (836, 765684), (912, 701877), (1254, 510456), (1368, 467918), (1584, 404111), (1672, 382842), (1881, 340304), (2508, 255228), (2736, 233959), (3344, 191421), (3762, 170152), (5016, 127614), (7524, 85076), (10032, 63807), (15048, 42538), (21269, 30096)]