148931440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{373}}^1$

素因数の和:447

約数の個数: 160

約数和(自身を含む): 427401216

約数和(自身を除く): 278469776

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 31, 35, 40, 46, 56, 62, 70, 80, 92, 112, 115, 124, 140, 155, 161, 184, 217, 230, 248, 280, 310, 322, 368, 373, 434, 460, 496, 560, 620, 644, 713, 746, 805, 868, 920, 1085, 1240, 1288, 1426, 1492, 1610, 1736, 1840, 1865, 2170, 2480, 2576, 2611, 2852, 2984, 3220, 3472, 3565, 3730, 4340, 4991, 5222, 5704, 5968, 6440, 7130, 7460, 8579, 8680, 9982, 10444, 11408, 11563, 12880, 13055, 14260, 14920, 17158, 17360, 19964, 20888, 23126, 24955, 26110, 28520, 29840, 34316, 39928, 41776, 42895, 46252, 49910, 52220, 57040, 57815, 60053, 68632, 79856, 80941, 85790, 92504, 99820, 104440, 115630, 120106, 137264, 161882, 171580, 185008, 199640, 208880, 231260, 240212, 265949, 300265, 323764, 343160, 399280, 404705, 462520, 480424, 531898, 600530, 647528, 686320, 809410, 925040, 960848, 1063796, 1201060, 1295056, 1329745, 1618820, 1861643, 2127592, 2402120, 2659490, 3237640, 3723286, 4255184, 4804240, 5318980, 6475280, 7446572, 9308215, 10637960, 14893144, 18616430, 21275920, 29786288, 37232860, 74465720, 148931440]

約数ペア:

[(1, 148931440), (2, 74465720), (4, 37232860), (5, 29786288), (7, 21275920), (8, 18616430), (10, 14893144), (14, 10637960), (16, 9308215), (20, 7446572), (23, 6475280), (28, 5318980), (31, 4804240), (35, 4255184), (40, 3723286), (46, 3237640), (56, 2659490), (62, 2402120), (70, 2127592), (80, 1861643), (92, 1618820), (112, 1329745), (115, 1295056), (124, 1201060), (140, 1063796), (155, 960848), (161, 925040), (184, 809410), (217, 686320), (230, 647528), (248, 600530), (280, 531898), (310, 480424), (322, 462520), (368, 404705), (373, 399280), (434, 343160), (460, 323764), (496, 300265), (560, 265949), (620, 240212), (644, 231260), (713, 208880), (746, 199640), (805, 185008), (868, 171580), (920, 161882), (1085, 137264), (1240, 120106), (1288, 115630), (1426, 104440), (1492, 99820), (1610, 92504), (1736, 85790), (1840, 80941), (1865, 79856), (2170, 68632), (2480, 60053), (2576, 57815), (2611, 57040), (2852, 52220), (2984, 49910), (3220, 46252), (3472, 42895), (3565, 41776), (3730, 39928), (4340, 34316), (4991, 29840), (5222, 28520), (5704, 26110), (5968, 24955), (6440, 23126), (7130, 20888), (7460, 19964), (8579, 17360), (8680, 17158), (9982, 14920), (10444, 14260), (11408, 13055), (11563, 12880)]