2215496780

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{1873}}^1$

素因数の和:1984

約数の個数: 144

約数和(自身を含む): 5814317376

約数和(自身を除く): 3598820596

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 49, 68, 70, 71, 85, 98, 119, 140, 142, 170, 196, 238, 245, 284, 340, 355, 476, 490, 497, 595, 710, 833, 980, 994, 1190, 1207, 1420, 1666, 1873, 1988, 2380, 2414, 2485, 3332, 3479, 3746, 4165, 4828, 4970, 6035, 6958, 7492, 8330, 8449, 9365, 9940, 12070, 13111, 13916, 16660, 16898, 17395, 18730, 24140, 26222, 31841, 33796, 34790, 37460, 42245, 52444, 59143, 63682, 65555, 69580, 84490, 91777, 118286, 127364, 131110, 132983, 159205, 168980, 183554, 222887, 236572, 262220, 265966, 295715, 318410, 367108, 445774, 458885, 531932, 591430, 636820, 664915, 891548, 917770, 930881, 1114435, 1182860, 1329830, 1560209, 1835540, 1861762, 2228870, 2260711, 2659660, 3120418, 3723524, 4457740, 4521422, 4654405, 6240836, 6516167, 7801045, 9042844, 9308810, 11303555, 13032334, 15602090, 15824977, 18617620, 22607110, 26064668, 31204180, 31649954, 32580835, 45214220, 63299908, 65161670, 79124885, 110774839, 130323340, 158249770, 221549678, 316499540, 443099356, 553874195, 1107748390, 2215496780]

約数ペア:

[(1, 2215496780), (2, 1107748390), (4, 553874195), (5, 443099356), (7, 316499540), (10, 221549678), (14, 158249770), (17, 130323340), (20, 110774839), (28, 79124885), (34, 65161670), (35, 63299908), (49, 45214220), (68, 32580835), (70, 31649954), (71, 31204180), (85, 26064668), (98, 22607110), (119, 18617620), (140, 15824977), (142, 15602090), (170, 13032334), (196, 11303555), (238, 9308810), (245, 9042844), (284, 7801045), (340, 6516167), (355, 6240836), (476, 4654405), (490, 4521422), (497, 4457740), (595, 3723524), (710, 3120418), (833, 2659660), (980, 2260711), (994, 2228870), (1190, 1861762), (1207, 1835540), (1420, 1560209), (1666, 1329830), (1873, 1182860), (1988, 1114435), (2380, 930881), (2414, 917770), (2485, 891548), (3332, 664915), (3479, 636820), (3746, 591430), (4165, 531932), (4828, 458885), (4970, 445774), (6035, 367108), (6958, 318410), (7492, 295715), (8330, 265966), (8449, 262220), (9365, 236572), (9940, 222887), (12070, 183554), (13111, 168980), (13916, 159205), (16660, 132983), (16898, 131110), (17395, 127364), (18730, 118286), (24140, 91777), (26222, 84490), (31841, 69580), (33796, 65555), (34790, 63682), (37460, 59143), (42245, 52444)]