31203480

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{307}}^1$

素因数の和:350

約数の個数: 192

約数和(自身を含む): 117976320

約数和(自身を除く): 86772840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 55, 56, 60, 66, 70, 77, 84, 88, 105, 110, 120, 121, 132, 140, 154, 165, 168, 210, 220, 231, 242, 264, 280, 307, 308, 330, 363, 385, 420, 440, 462, 484, 605, 614, 616, 660, 726, 770, 840, 847, 921, 924, 968, 1155, 1210, 1228, 1320, 1452, 1535, 1540, 1694, 1815, 1842, 1848, 2149, 2310, 2420, 2456, 2541, 2904, 3070, 3080, 3377, 3388, 3630, 3684, 4235, 4298, 4605, 4620, 4840, 5082, 6140, 6447, 6754, 6776, 7260, 7368, 8470, 8596, 9210, 9240, 10131, 10164, 10745, 12280, 12705, 12894, 13508, 14520, 16885, 16940, 17192, 18420, 20262, 20328, 21490, 23639, 25410, 25788, 27016, 32235, 33770, 33880, 36840, 37147, 40524, 42980, 47278, 50655, 50820, 51576, 64470, 67540, 70917, 74294, 81048, 85960, 94556, 101310, 101640, 111441, 118195, 128940, 135080, 141834, 148588, 185735, 189112, 202620, 222882, 236390, 257880, 260029, 283668, 297176, 354585, 371470, 405240, 445764, 472780, 520058, 557205, 567336, 709170, 742940, 780087, 891528, 945560, 1040116, 1114410, 1300145, 1418340, 1485880, 1560174, 2080232, 2228820, 2600290, 2836680, 3120348, 3900435, 4457640, 5200580, 6240696, 7800870, 10401160, 15601740, 31203480]

約数ペア:

[(1, 31203480), (2, 15601740), (3, 10401160), (4, 7800870), (5, 6240696), (6, 5200580), (7, 4457640), (8, 3900435), (10, 3120348), (11, 2836680), (12, 2600290), (14, 2228820), (15, 2080232), (20, 1560174), (21, 1485880), (22, 1418340), (24, 1300145), (28, 1114410), (30, 1040116), (33, 945560), (35, 891528), (40, 780087), (42, 742940), (44, 709170), (55, 567336), (56, 557205), (60, 520058), (66, 472780), (70, 445764), (77, 405240), (84, 371470), (88, 354585), (105, 297176), (110, 283668), (120, 260029), (121, 257880), (132, 236390), (140, 222882), (154, 202620), (165, 189112), (168, 185735), (210, 148588), (220, 141834), (231, 135080), (242, 128940), (264, 118195), (280, 111441), (307, 101640), (308, 101310), (330, 94556), (363, 85960), (385, 81048), (420, 74294), (440, 70917), (462, 67540), (484, 64470), (605, 51576), (614, 50820), (616, 50655), (660, 47278), (726, 42980), (770, 40524), (840, 37147), (847, 36840), (921, 33880), (924, 33770), (968, 32235), (1155, 27016), (1210, 25788), (1228, 25410), (1320, 23639), (1452, 21490), (1535, 20328), (1540, 20262), (1694, 18420), (1815, 17192), (1842, 16940), (1848, 16885), (2149, 14520), (2310, 13508), (2420, 12894), (2456, 12705), (2541, 12280), (2904, 10745), (3070, 10164), (3080, 10131), (3377, 9240), (3388, 9210), (3630, 8596), (3684, 8470), (4235, 7368), (4298, 7260), (4605, 6776), (4620, 6754), (4840, 6447), (5082, 6140)]