1223186220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1\times {\mathrm{983}}^1$

素因数の和:1252

約数の個数: 144

約数和(自身を含む): 3851108352

約数和(自身を除く): 2627922132

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 223, 279, 310, 372, 446, 465, 558, 620, 669, 892, 930, 983, 1115, 1116, 1338, 1395, 1860, 1966, 2007, 2230, 2676, 2790, 2949, 3345, 3932, 4014, 4460, 4915, 5580, 5898, 6690, 6913, 8028, 8847, 9830, 10035, 11796, 13380, 13826, 14745, 17694, 19660, 20070, 20739, 27652, 29490, 30473, 34565, 35388, 40140, 41478, 44235, 58980, 60946, 62217, 69130, 82956, 88470, 91419, 103695, 121892, 124434, 138260, 152365, 176940, 182838, 207390, 219209, 248868, 274257, 304730, 311085, 365676, 414780, 438418, 457095, 548514, 609460, 622170, 657627, 876836, 914190, 1096045, 1097028, 1244340, 1315254, 1371285, 1828380, 1972881, 2192090, 2630508, 2742570, 3288135, 3945762, 4384180, 5485140, 6576270, 6795479, 7891524, 9864405, 13152540, 13590958, 19728810, 20386437, 27181916, 33977395, 39457620, 40772874, 61159311, 67954790, 81545748, 101932185, 122318622, 135909580, 203864370, 244637244, 305796555, 407728740, 611593110, 1223186220]

約数ペア:

[(1, 1223186220), (2, 611593110), (3, 407728740), (4, 305796555), (5, 244637244), (6, 203864370), (9, 135909580), (10, 122318622), (12, 101932185), (15, 81545748), (18, 67954790), (20, 61159311), (30, 40772874), (31, 39457620), (36, 33977395), (45, 27181916), (60, 20386437), (62, 19728810), (90, 13590958), (93, 13152540), (124, 9864405), (155, 7891524), (180, 6795479), (186, 6576270), (223, 5485140), (279, 4384180), (310, 3945762), (372, 3288135), (446, 2742570), (465, 2630508), (558, 2192090), (620, 1972881), (669, 1828380), (892, 1371285), (930, 1315254), (983, 1244340), (1115, 1097028), (1116, 1096045), (1338, 914190), (1395, 876836), (1860, 657627), (1966, 622170), (2007, 609460), (2230, 548514), (2676, 457095), (2790, 438418), (2949, 414780), (3345, 365676), (3932, 311085), (4014, 304730), (4460, 274257), (4915, 248868), (5580, 219209), (5898, 207390), (6690, 182838), (6913, 176940), (8028, 152365), (8847, 138260), (9830, 124434), (10035, 121892), (11796, 103695), (13380, 91419), (13826, 88470), (14745, 82956), (17694, 69130), (19660, 62217), (20070, 60946), (20739, 58980), (27652, 44235), (29490, 41478), (30473, 40140), (34565, 35388)]