146161280

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1$

素因数の和:242

約数の個数: 128

約数和(自身を含む): 370137600

約数和(自身を除く): 223976320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 53, 62, 64, 80, 106, 124, 128, 139, 155, 160, 212, 248, 265, 278, 310, 320, 424, 496, 530, 556, 620, 640, 695, 848, 992, 1060, 1112, 1240, 1390, 1643, 1696, 1984, 2120, 2224, 2480, 2780, 3286, 3392, 3968, 4240, 4309, 4448, 4960, 5560, 6572, 6784, 7367, 8215, 8480, 8618, 8896, 9920, 11120, 13144, 14734, 16430, 16960, 17236, 17792, 19840, 21545, 22240, 26288, 29468, 32860, 33920, 34472, 36835, 43090, 44480, 52576, 58936, 65720, 68944, 73670, 86180, 88960, 105152, 117872, 131440, 137888, 147340, 172360, 210304, 228377, 235744, 262880, 275776, 294680, 344720, 456754, 471488, 525760, 551552, 589360, 689440, 913508, 942976, 1051520, 1141885, 1178720, 1378880, 1827016, 2283770, 2357440, 2757760, 3654032, 4567540, 4714880, 7308064, 9135080, 14616128, 18270160, 29232256, 36540320, 73080640, 146161280]

約数ペア:

[(1, 146161280), (2, 73080640), (4, 36540320), (5, 29232256), (8, 18270160), (10, 14616128), (16, 9135080), (20, 7308064), (31, 4714880), (32, 4567540), (40, 3654032), (53, 2757760), (62, 2357440), (64, 2283770), (80, 1827016), (106, 1378880), (124, 1178720), (128, 1141885), (139, 1051520), (155, 942976), (160, 913508), (212, 689440), (248, 589360), (265, 551552), (278, 525760), (310, 471488), (320, 456754), (424, 344720), (496, 294680), (530, 275776), (556, 262880), (620, 235744), (640, 228377), (695, 210304), (848, 172360), (992, 147340), (1060, 137888), (1112, 131440), (1240, 117872), (1390, 105152), (1643, 88960), (1696, 86180), (1984, 73670), (2120, 68944), (2224, 65720), (2480, 58936), (2780, 52576), (3286, 44480), (3392, 43090), (3968, 36835), (4240, 34472), (4309, 33920), (4448, 32860), (4960, 29468), (5560, 26288), (6572, 22240), (6784, 21545), (7367, 19840), (8215, 17792), (8480, 17236), (8618, 16960), (8896, 16430), (9920, 14734), (11120, 13144)]