1556554860

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{21673}}^1$

素因数の和:21717

約数の個数: 192

約数和(自身を含む): 5825971200

約数和(自身を除く): 4269416340

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 27, 28, 30, 35, 36, 38, 42, 45, 54, 57, 60, 63, 70, 76, 84, 90, 95, 105, 108, 114, 126, 133, 135, 140, 171, 180, 189, 190, 210, 228, 252, 266, 270, 285, 315, 342, 378, 380, 399, 420, 513, 532, 540, 570, 630, 665, 684, 756, 798, 855, 945, 1026, 1140, 1197, 1260, 1330, 1596, 1710, 1890, 1995, 2052, 2394, 2565, 2660, 3420, 3591, 3780, 3990, 4788, 5130, 5985, 7182, 7980, 10260, 11970, 14364, 17955, 21673, 23940, 35910, 43346, 65019, 71820, 86692, 108365, 130038, 151711, 195057, 216730, 260076, 303422, 325095, 390114, 411787, 433460, 455133, 585171, 606844, 650190, 758555, 780228, 823574, 910266, 975285, 1170342, 1235361, 1300380, 1365399, 1517110, 1647148, 1820532, 1950570, 2058935, 2275665, 2340684, 2470722, 2730798, 2882509, 2925855, 3034220, 3706083, 3901140, 4096197, 4117870, 4551330, 4941444, 5461596, 5765018, 5851710, 6176805, 6826995, 7412166, 8192394, 8235740, 8647527, 9102660, 11118249, 11530036, 11703420, 12353610, 13653990, 14412545, 14824332, 16384788, 17295054, 18530415, 20480985, 22236498, 24707220, 25942581, 27307980, 28825090, 34590108, 37060830, 40961970, 43237635, 44472996, 51885162, 55591245, 57650180, 74121660, 77827743, 81923940, 86475270, 103770324, 111182490, 129712905, 155655486, 172950540, 222364980, 259425810, 311310972, 389138715, 518851620, 778277430, 1556554860]

約数ペア:

[(1, 1556554860), (2, 778277430), (3, 518851620), (4, 389138715), (5, 311310972), (6, 259425810), (7, 222364980), (9, 172950540), (10, 155655486), (12, 129712905), (14, 111182490), (15, 103770324), (18, 86475270), (19, 81923940), (20, 77827743), (21, 74121660), (27, 57650180), (28, 55591245), (30, 51885162), (35, 44472996), (36, 43237635), (38, 40961970), (42, 37060830), (45, 34590108), (54, 28825090), (57, 27307980), (60, 25942581), (63, 24707220), (70, 22236498), (76, 20480985), (84, 18530415), (90, 17295054), (95, 16384788), (105, 14824332), (108, 14412545), (114, 13653990), (126, 12353610), (133, 11703420), (135, 11530036), (140, 11118249), (171, 9102660), (180, 8647527), (189, 8235740), (190, 8192394), (210, 7412166), (228, 6826995), (252, 6176805), (266, 5851710), (270, 5765018), (285, 5461596), (315, 4941444), (342, 4551330), (378, 4117870), (380, 4096197), (399, 3901140), (420, 3706083), (513, 3034220), (532, 2925855), (540, 2882509), (570, 2730798), (630, 2470722), (665, 2340684), (684, 2275665), (756, 2058935), (798, 1950570), (855, 1820532), (945, 1647148), (1026, 1517110), (1140, 1365399), (1197, 1300380), (1260, 1235361), (1330, 1170342), (1596, 975285), (1710, 910266), (1890, 823574), (1995, 780228), (2052, 758555), (2394, 650190), (2565, 606844), (2660, 585171), (3420, 455133), (3591, 433460), (3780, 411787), (3990, 390114), (4788, 325095), (5130, 303422), (5985, 260076), (7182, 216730), (7980, 195057), (10260, 151711), (11970, 130038), (14364, 108365), (17955, 86692), (21673, 71820), (23940, 65019), (35910, 43346)]