161432880

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{313}}^1$

素因数の和:643

約数の個数: 160

約数和(自身を含む): 575629824

約数和(自身を除く): 414196944

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 307, 313, 336, 420, 560, 614, 626, 840, 921, 939, 1228, 1252, 1535, 1565, 1680, 1842, 1878, 2149, 2191, 2456, 2504, 3070, 3130, 3684, 3756, 4298, 4382, 4605, 4695, 4912, 5008, 6140, 6260, 6447, 6573, 7368, 7512, 8596, 8764, 9210, 9390, 10745, 10955, 12280, 12520, 12894, 13146, 14736, 15024, 17192, 17528, 18420, 18780, 21490, 21910, 24560, 25040, 25788, 26292, 32235, 32865, 34384, 35056, 36840, 37560, 42980, 43820, 51576, 52584, 64470, 65730, 73680, 75120, 85960, 87640, 96091, 103152, 105168, 128940, 131460, 171920, 175280, 192182, 257880, 262920, 288273, 384364, 480455, 515760, 525840, 576546, 672637, 768728, 960910, 1153092, 1345274, 1441365, 1537456, 1921820, 2017911, 2306184, 2690548, 2882730, 3363185, 3843640, 4035822, 4612368, 5381096, 5765460, 6726370, 7687280, 8071644, 10089555, 10762192, 11530920, 13452740, 16143288, 20179110, 23061840, 26905480, 32286576, 40358220, 53810960, 80716440, 161432880]

約数ペア:

[(1, 161432880), (2, 80716440), (3, 53810960), (4, 40358220), (5, 32286576), (6, 26905480), (7, 23061840), (8, 20179110), (10, 16143288), (12, 13452740), (14, 11530920), (15, 10762192), (16, 10089555), (20, 8071644), (21, 7687280), (24, 6726370), (28, 5765460), (30, 5381096), (35, 4612368), (40, 4035822), (42, 3843640), (48, 3363185), (56, 2882730), (60, 2690548), (70, 2306184), (80, 2017911), (84, 1921820), (105, 1537456), (112, 1441365), (120, 1345274), (140, 1153092), (168, 960910), (210, 768728), (240, 672637), (280, 576546), (307, 525840), (313, 515760), (336, 480455), (420, 384364), (560, 288273), (614, 262920), (626, 257880), (840, 192182), (921, 175280), (939, 171920), (1228, 131460), (1252, 128940), (1535, 105168), (1565, 103152), (1680, 96091), (1842, 87640), (1878, 85960), (2149, 75120), (2191, 73680), (2456, 65730), (2504, 64470), (3070, 52584), (3130, 51576), (3684, 43820), (3756, 42980), (4298, 37560), (4382, 36840), (4605, 35056), (4695, 34384), (4912, 32865), (5008, 32235), (6140, 26292), (6260, 25788), (6447, 25040), (6573, 24560), (7368, 21910), (7512, 21490), (8596, 18780), (8764, 18420), (9210, 17528), (9390, 17192), (10745, 15024), (10955, 14736), (12280, 13146), (12520, 12894)]