23156820

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:135

約数の個数: 192

約数和(自身を含む): 79161600

約数和(自身を除く): 56004780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 37, 38, 45, 54, 57, 60, 61, 74, 76, 90, 95, 108, 111, 114, 122, 135, 148, 171, 180, 183, 185, 190, 222, 228, 244, 270, 285, 305, 333, 342, 366, 370, 380, 444, 513, 540, 549, 555, 570, 610, 666, 684, 703, 732, 740, 855, 915, 999, 1026, 1098, 1110, 1140, 1159, 1220, 1332, 1406, 1647, 1665, 1710, 1830, 1998, 2052, 2109, 2196, 2220, 2257, 2318, 2565, 2745, 2812, 3294, 3330, 3420, 3477, 3515, 3660, 3996, 4218, 4514, 4636, 4995, 5130, 5490, 5795, 6327, 6588, 6660, 6771, 6954, 7030, 8235, 8436, 9028, 9990, 10260, 10431, 10545, 10980, 11285, 11590, 12654, 13542, 13908, 14060, 16470, 17385, 18981, 19980, 20313, 20862, 21090, 22570, 23180, 25308, 27084, 31293, 31635, 32940, 33855, 34770, 37962, 40626, 41724, 42180, 42883, 45140, 52155, 60939, 62586, 63270, 67710, 69540, 75924, 81252, 85766, 94905, 101565, 104310, 121878, 125172, 126540, 128649, 135420, 156465, 171532, 189810, 203130, 208620, 214415, 243756, 257298, 304695, 312930, 379620, 385947, 406260, 428830, 514596, 609390, 625860, 643245, 771894, 857660, 1157841, 1218780, 1286490, 1543788, 1929735, 2315682, 2572980, 3859470, 4631364, 5789205, 7718940, 11578410, 23156820]

約数ペア:

[(1, 23156820), (2, 11578410), (3, 7718940), (4, 5789205), (5, 4631364), (6, 3859470), (9, 2572980), (10, 2315682), (12, 1929735), (15, 1543788), (18, 1286490), (19, 1218780), (20, 1157841), (27, 857660), (30, 771894), (36, 643245), (37, 625860), (38, 609390), (45, 514596), (54, 428830), (57, 406260), (60, 385947), (61, 379620), (74, 312930), (76, 304695), (90, 257298), (95, 243756), (108, 214415), (111, 208620), (114, 203130), (122, 189810), (135, 171532), (148, 156465), (171, 135420), (180, 128649), (183, 126540), (185, 125172), (190, 121878), (222, 104310), (228, 101565), (244, 94905), (270, 85766), (285, 81252), (305, 75924), (333, 69540), (342, 67710), (366, 63270), (370, 62586), (380, 60939), (444, 52155), (513, 45140), (540, 42883), (549, 42180), (555, 41724), (570, 40626), (610, 37962), (666, 34770), (684, 33855), (703, 32940), (732, 31635), (740, 31293), (855, 27084), (915, 25308), (999, 23180), (1026, 22570), (1098, 21090), (1110, 20862), (1140, 20313), (1159, 19980), (1220, 18981), (1332, 17385), (1406, 16470), (1647, 14060), (1665, 13908), (1710, 13542), (1830, 12654), (1998, 11590), (2052, 11285), (2109, 10980), (2196, 10545), (2220, 10431), (2257, 10260), (2318, 9990), (2565, 9028), (2745, 8436), (2812, 8235), (3294, 7030), (3330, 6954), (3420, 6771), (3477, 6660), (3515, 6588), (3660, 6327), (3996, 5795), (4218, 5490), (4514, 5130), (4636, 4995)]