1230420060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{2239}}^1$

素因数の和:2368

約数の個数: 144

約数和(自身を含む): 3874590720

約数和(自身を除く): 2644170660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 71, 86, 90, 129, 142, 172, 180, 213, 215, 258, 284, 355, 387, 426, 430, 516, 639, 645, 710, 774, 852, 860, 1065, 1278, 1290, 1420, 1548, 1935, 2130, 2239, 2556, 2580, 3053, 3195, 3870, 4260, 4478, 6106, 6390, 6717, 7740, 8956, 9159, 11195, 12212, 12780, 13434, 15265, 18318, 20151, 22390, 26868, 27477, 30530, 33585, 36636, 40302, 44780, 45795, 54954, 61060, 67170, 80604, 91590, 96277, 100755, 109908, 134340, 137385, 158969, 183180, 192554, 201510, 274770, 288831, 317938, 385108, 403020, 476907, 481385, 549540, 577662, 635876, 794845, 866493, 953814, 962770, 1155324, 1430721, 1444155, 1589690, 1732986, 1907628, 1925540, 2384535, 2861442, 2888310, 3179380, 3465972, 4332465, 4769070, 5722884, 5776620, 6835667, 7153605, 8664930, 9538140, 13671334, 14307210, 17329860, 20507001, 27342668, 28614420, 34178335, 41014002, 61521003, 68356670, 82028004, 102535005, 123042006, 136713340, 205070010, 246084012, 307605015, 410140020, 615210030, 1230420060]

約数ペア:

[(1, 1230420060), (2, 615210030), (3, 410140020), (4, 307605015), (5, 246084012), (6, 205070010), (9, 136713340), (10, 123042006), (12, 102535005), (15, 82028004), (18, 68356670), (20, 61521003), (30, 41014002), (36, 34178335), (43, 28614420), (45, 27342668), (60, 20507001), (71, 17329860), (86, 14307210), (90, 13671334), (129, 9538140), (142, 8664930), (172, 7153605), (180, 6835667), (213, 5776620), (215, 5722884), (258, 4769070), (284, 4332465), (355, 3465972), (387, 3179380), (426, 2888310), (430, 2861442), (516, 2384535), (639, 1925540), (645, 1907628), (710, 1732986), (774, 1589690), (852, 1444155), (860, 1430721), (1065, 1155324), (1278, 962770), (1290, 953814), (1420, 866493), (1548, 794845), (1935, 635876), (2130, 577662), (2239, 549540), (2556, 481385), (2580, 476907), (3053, 403020), (3195, 385108), (3870, 317938), (4260, 288831), (4478, 274770), (6106, 201510), (6390, 192554), (6717, 183180), (7740, 158969), (8956, 137385), (9159, 134340), (11195, 109908), (12212, 100755), (12780, 96277), (13434, 91590), (15265, 80604), (18318, 67170), (20151, 61060), (22390, 54954), (26868, 45795), (27477, 44780), (30530, 40302), (33585, 36636)]