15923520

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1$

素因数の和:142

約数の個数: 224

約数和(自身を含む): 59740800

約数和(自身を除く): 43817280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 32, 36, 38, 40, 45, 48, 54, 57, 60, 64, 72, 76, 80, 90, 95, 96, 97, 108, 114, 120, 135, 144, 152, 160, 171, 180, 190, 192, 194, 216, 228, 240, 270, 285, 288, 291, 304, 320, 342, 360, 380, 388, 432, 456, 480, 485, 513, 540, 570, 576, 582, 608, 684, 720, 760, 776, 855, 864, 873, 912, 960, 970, 1026, 1080, 1140, 1164, 1216, 1368, 1440, 1455, 1520, 1552, 1710, 1728, 1746, 1824, 1843, 1940, 2052, 2160, 2280, 2328, 2565, 2619, 2736, 2880, 2910, 3040, 3104, 3420, 3492, 3648, 3686, 3880, 4104, 4320, 4365, 4560, 4656, 5130, 5238, 5472, 5529, 5820, 6080, 6208, 6840, 6984, 7372, 7760, 8208, 8640, 8730, 9120, 9215, 9312, 10260, 10476, 10944, 11058, 11640, 13095, 13680, 13968, 14744, 15520, 16416, 16587, 17460, 18240, 18430, 18624, 20520, 20952, 22116, 23280, 26190, 27360, 27645, 27936, 29488, 31040, 32832, 33174, 34920, 36860, 41040, 41904, 44232, 46560, 49761, 52380, 54720, 55290, 55872, 58976, 66348, 69840, 73720, 82080, 82935, 83808, 88464, 93120, 99522, 104760, 110580, 117952, 132696, 139680, 147440, 164160, 165870, 167616, 176928, 199044, 209520, 221160, 248805, 265392, 279360, 294880, 331740, 353856, 398088, 419040, 442320, 497610, 530784, 589760, 663480, 796176, 838080, 884640, 995220, 1061568, 1326960, 1592352, 1769280, 1990440, 2653920, 3184704, 3980880, 5307840, 7961760, 15923520]

約数ペア:

[(1, 15923520), (2, 7961760), (3, 5307840), (4, 3980880), (5, 3184704), (6, 2653920), (8, 1990440), (9, 1769280), (10, 1592352), (12, 1326960), (15, 1061568), (16, 995220), (18, 884640), (19, 838080), (20, 796176), (24, 663480), (27, 589760), (30, 530784), (32, 497610), (36, 442320), (38, 419040), (40, 398088), (45, 353856), (48, 331740), (54, 294880), (57, 279360), (60, 265392), (64, 248805), (72, 221160), (76, 209520), (80, 199044), (90, 176928), (95, 167616), (96, 165870), (97, 164160), (108, 147440), (114, 139680), (120, 132696), (135, 117952), (144, 110580), (152, 104760), (160, 99522), (171, 93120), (180, 88464), (190, 83808), (192, 82935), (194, 82080), (216, 73720), (228, 69840), (240, 66348), (270, 58976), (285, 55872), (288, 55290), (291, 54720), (304, 52380), (320, 49761), (342, 46560), (360, 44232), (380, 41904), (388, 41040), (432, 36860), (456, 34920), (480, 33174), (485, 32832), (513, 31040), (540, 29488), (570, 27936), (576, 27645), (582, 27360), (608, 26190), (684, 23280), (720, 22116), (760, 20952), (776, 20520), (855, 18624), (864, 18430), (873, 18240), (912, 17460), (960, 16587), (970, 16416), (1026, 15520), (1080, 14744), (1140, 13968), (1164, 13680), (1216, 13095), (1368, 11640), (1440, 11058), (1455, 10944), (1520, 10476), (1552, 10260), (1710, 9312), (1728, 9215), (1746, 9120), (1824, 8730), (1843, 8640), (1940, 8208), (2052, 7760), (2160, 7372), (2280, 6984), (2328, 6840), (2565, 6208), (2619, 6080), (2736, 5820), (2880, 5529), (2910, 5472), (3040, 5238), (3104, 5130), (3420, 4656), (3492, 4560), (3648, 4365), (3686, 4320), (3880, 4104)]