15426480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1$

素因数の和:251

約数の個数: 160

約数和(自身を含む): 53568000

約数和(自身を除く): 38141520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 19, 20, 24, 30, 34, 38, 40, 48, 51, 57, 60, 68, 76, 80, 85, 95, 102, 114, 120, 136, 152, 170, 190, 199, 204, 228, 240, 255, 272, 285, 304, 323, 340, 380, 398, 408, 456, 510, 570, 597, 646, 680, 760, 796, 816, 912, 969, 995, 1020, 1140, 1194, 1292, 1360, 1520, 1592, 1615, 1938, 1990, 2040, 2280, 2388, 2584, 2985, 3184, 3230, 3383, 3781, 3876, 3980, 4080, 4560, 4776, 4845, 5168, 5970, 6460, 6766, 7562, 7752, 7960, 9552, 9690, 10149, 11343, 11940, 12920, 13532, 15124, 15504, 15920, 16915, 18905, 19380, 20298, 22686, 23880, 25840, 27064, 30248, 33830, 37810, 38760, 40596, 45372, 47760, 50745, 54128, 56715, 60496, 64277, 67660, 75620, 77520, 81192, 90744, 101490, 113430, 128554, 135320, 151240, 162384, 181488, 192831, 202980, 226860, 257108, 270640, 302480, 321385, 385662, 405960, 453720, 514216, 642770, 771324, 811920, 907440, 964155, 1028432, 1285540, 1542648, 1928310, 2571080, 3085296, 3856620, 5142160, 7713240, 15426480]

約数ペア:

[(1, 15426480), (2, 7713240), (3, 5142160), (4, 3856620), (5, 3085296), (6, 2571080), (8, 1928310), (10, 1542648), (12, 1285540), (15, 1028432), (16, 964155), (17, 907440), (19, 811920), (20, 771324), (24, 642770), (30, 514216), (34, 453720), (38, 405960), (40, 385662), (48, 321385), (51, 302480), (57, 270640), (60, 257108), (68, 226860), (76, 202980), (80, 192831), (85, 181488), (95, 162384), (102, 151240), (114, 135320), (120, 128554), (136, 113430), (152, 101490), (170, 90744), (190, 81192), (199, 77520), (204, 75620), (228, 67660), (240, 64277), (255, 60496), (272, 56715), (285, 54128), (304, 50745), (323, 47760), (340, 45372), (380, 40596), (398, 38760), (408, 37810), (456, 33830), (510, 30248), (570, 27064), (597, 25840), (646, 23880), (680, 22686), (760, 20298), (796, 19380), (816, 18905), (912, 16915), (969, 15920), (995, 15504), (1020, 15124), (1140, 13532), (1194, 12920), (1292, 11940), (1360, 11343), (1520, 10149), (1592, 9690), (1615, 9552), (1938, 7960), (1990, 7752), (2040, 7562), (2280, 6766), (2388, 6460), (2584, 5970), (2985, 5168), (3184, 4845), (3230, 4776), (3383, 4560), (3781, 4080), (3876, 3980)]