15437880

素因数分解:

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

素因数の和:134

約数の個数: 192

約数和(自身を含む): 55130400

約数和(自身を除く): 39692520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 37, 38, 40, 45, 57, 60, 61, 72, 74, 76, 90, 95, 111, 114, 120, 122, 148, 152, 171, 180, 183, 185, 190, 222, 228, 244, 285, 296, 305, 333, 342, 360, 366, 370, 380, 444, 456, 488, 549, 555, 570, 610, 666, 684, 703, 732, 740, 760, 855, 888, 915, 1098, 1110, 1140, 1159, 1220, 1332, 1368, 1406, 1464, 1480, 1665, 1710, 1830, 2109, 2196, 2220, 2257, 2280, 2318, 2440, 2664, 2745, 2812, 3330, 3420, 3477, 3515, 3660, 4218, 4392, 4440, 4514, 4636, 5490, 5624, 5795, 6327, 6660, 6771, 6840, 6954, 7030, 7320, 8436, 9028, 9272, 10431, 10545, 10980, 11285, 11590, 12654, 13320, 13542, 13908, 14060, 16872, 17385, 18056, 20313, 20862, 21090, 21960, 22570, 23180, 25308, 27084, 27816, 28120, 31635, 33855, 34770, 40626, 41724, 42180, 42883, 45140, 46360, 50616, 52155, 54168, 63270, 67710, 69540, 81252, 83448, 84360, 85766, 90280, 101565, 104310, 126540, 128649, 135420, 139080, 162504, 171532, 203130, 208620, 214415, 253080, 257298, 270840, 343064, 385947, 406260, 417240, 428830, 514596, 643245, 771894, 812520, 857660, 1029192, 1286490, 1543788, 1715320, 1929735, 2572980, 3087576, 3859470, 5145960, 7718940, 15437880]

約数ペア:

[(1, 15437880), (2, 7718940), (3, 5145960), (4, 3859470), (5, 3087576), (6, 2572980), (8, 1929735), (9, 1715320), (10, 1543788), (12, 1286490), (15, 1029192), (18, 857660), (19, 812520), (20, 771894), (24, 643245), (30, 514596), (36, 428830), (37, 417240), (38, 406260), (40, 385947), (45, 343064), (57, 270840), (60, 257298), (61, 253080), (72, 214415), (74, 208620), (76, 203130), (90, 171532), (95, 162504), (111, 139080), (114, 135420), (120, 128649), (122, 126540), (148, 104310), (152, 101565), (171, 90280), (180, 85766), (183, 84360), (185, 83448), (190, 81252), (222, 69540), (228, 67710), (244, 63270), (285, 54168), (296, 52155), (305, 50616), (333, 46360), (342, 45140), (360, 42883), (366, 42180), (370, 41724), (380, 40626), (444, 34770), (456, 33855), (488, 31635), (549, 28120), (555, 27816), (570, 27084), (610, 25308), (666, 23180), (684, 22570), (703, 21960), (732, 21090), (740, 20862), (760, 20313), (855, 18056), (888, 17385), (915, 16872), (1098, 14060), (1110, 13908), (1140, 13542), (1159, 13320), (1220, 12654), (1332, 11590), (1368, 11285), (1406, 10980), (1464, 10545), (1480, 10431), (1665, 9272), (1710, 9028), (1830, 8436), (2109, 7320), (2196, 7030), (2220, 6954), (2257, 6840), (2280, 6771), (2318, 6660), (2440, 6327), (2664, 5795), (2745, 5624), (2812, 5490), (3330, 4636), (3420, 4514), (3477, 4440), (3515, 4392), (3660, 4218)]