2705496780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{263}}^1\times {\mathrm{3499}}^1$

素因数の和:3788

約数の個数: 144

約数和(自身を含む): 8848224000

約数和(自身を除く): 6142727220

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 263, 294, 420, 490, 526, 588, 735, 789, 980, 1052, 1315, 1470, 1578, 1841, 2630, 2940, 3156, 3499, 3682, 3945, 5260, 5523, 6998, 7364, 7890, 9205, 10497, 11046, 12887, 13996, 15780, 17495, 18410, 20994, 22092, 24493, 25774, 27615, 34990, 36820, 38661, 41988, 48986, 51548, 52485, 55230, 64435, 69980, 73479, 77322, 97972, 104970, 110460, 122465, 128870, 146958, 154644, 171451, 193305, 209940, 244930, 257740, 293916, 342902, 367395, 386610, 489860, 514353, 685804, 734790, 773220, 857255, 920237, 1028706, 1469580, 1714510, 1840474, 2057412, 2571765, 2760711, 3429020, 3680948, 4601185, 5143530, 5521422, 6441659, 9202370, 10287060, 11042844, 12883318, 13803555, 18404740, 19324977, 25766636, 27607110, 32208295, 38649954, 45091613, 55214220, 64416590, 77299908, 90183226, 96624885, 128833180, 135274839, 180366452, 193249770, 225458065, 270549678, 386499540, 450916130, 541099356, 676374195, 901832260, 1352748390, 2705496780]

約数ペア:

[(1, 2705496780), (2, 1352748390), (3, 901832260), (4, 676374195), (5, 541099356), (6, 450916130), (7, 386499540), (10, 270549678), (12, 225458065), (14, 193249770), (15, 180366452), (20, 135274839), (21, 128833180), (28, 96624885), (30, 90183226), (35, 77299908), (42, 64416590), (49, 55214220), (60, 45091613), (70, 38649954), (84, 32208295), (98, 27607110), (105, 25766636), (140, 19324977), (147, 18404740), (196, 13803555), (210, 12883318), (245, 11042844), (263, 10287060), (294, 9202370), (420, 6441659), (490, 5521422), (526, 5143530), (588, 4601185), (735, 3680948), (789, 3429020), (980, 2760711), (1052, 2571765), (1315, 2057412), (1470, 1840474), (1578, 1714510), (1841, 1469580), (2630, 1028706), (2940, 920237), (3156, 857255), (3499, 773220), (3682, 734790), (3945, 685804), (5260, 514353), (5523, 489860), (6998, 386610), (7364, 367395), (7890, 342902), (9205, 293916), (10497, 257740), (11046, 244930), (12887, 209940), (13996, 193305), (15780, 171451), (17495, 154644), (18410, 146958), (20994, 128870), (22092, 122465), (24493, 110460), (25774, 104970), (27615, 97972), (34990, 77322), (36820, 73479), (38661, 69980), (41988, 64435), (48986, 55230), (51548, 52485)]