641680416

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{367}}^1\times {\mathrm{467}}^1$

素因数の和:863

約数の個数: 144

約数和(自身を含む): 1974720384

約数和(自身を除く): 1333039968

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 72, 78, 96, 104, 117, 144, 156, 208, 234, 288, 312, 367, 416, 467, 468, 624, 734, 934, 936, 1101, 1248, 1401, 1468, 1868, 1872, 2202, 2802, 2936, 3303, 3736, 3744, 4203, 4404, 4771, 5604, 5872, 6071, 6606, 7472, 8406, 8808, 9542, 11208, 11744, 12142, 13212, 14313, 14944, 16812, 17616, 18213, 19084, 22416, 24284, 26424, 28626, 33624, 35232, 36426, 38168, 42939, 44832, 48568, 52848, 54639, 57252, 67248, 72852, 76336, 85878, 97136, 105696, 109278, 114504, 134496, 145704, 152672, 171389, 171756, 194272, 218556, 229008, 291408, 342778, 343512, 437112, 458016, 514167, 582816, 685556, 687024, 874224, 1028334, 1371112, 1374048, 1542501, 1748448, 2056668, 2228057, 2742224, 3085002, 4113336, 4456114, 5484448, 6170004, 6684171, 8226672, 8912228, 12340008, 13368342, 16453344, 17824456, 20052513, 24680016, 26736684, 35648912, 40105026, 49360032, 53473368, 71297824, 80210052, 106946736, 160420104, 213893472, 320840208, 641680416]

約数ペア:

[(1, 641680416), (2, 320840208), (3, 213893472), (4, 160420104), (6, 106946736), (8, 80210052), (9, 71297824), (12, 53473368), (13, 49360032), (16, 40105026), (18, 35648912), (24, 26736684), (26, 24680016), (32, 20052513), (36, 17824456), (39, 16453344), (48, 13368342), (52, 12340008), (72, 8912228), (78, 8226672), (96, 6684171), (104, 6170004), (117, 5484448), (144, 4456114), (156, 4113336), (208, 3085002), (234, 2742224), (288, 2228057), (312, 2056668), (367, 1748448), (416, 1542501), (467, 1374048), (468, 1371112), (624, 1028334), (734, 874224), (934, 687024), (936, 685556), (1101, 582816), (1248, 514167), (1401, 458016), (1468, 437112), (1868, 343512), (1872, 342778), (2202, 291408), (2802, 229008), (2936, 218556), (3303, 194272), (3736, 171756), (3744, 171389), (4203, 152672), (4404, 145704), (4771, 134496), (5604, 114504), (5872, 109278), (6071, 105696), (6606, 97136), (7472, 85878), (8406, 76336), (8808, 72852), (9542, 67248), (11208, 57252), (11744, 54639), (12142, 52848), (13212, 48568), (14313, 44832), (14944, 42939), (16812, 38168), (17616, 36426), (18213, 35232), (19084, 33624), (22416, 28626), (24284, 26424)]