15404580

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{257}}^1$

素因数の和:315

約数の個数: 120

約数和(自身を含む): 49823928

約数和(自身を除く): 34419348

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 37, 45, 54, 60, 74, 81, 90, 108, 111, 135, 148, 162, 180, 185, 222, 257, 270, 324, 333, 370, 405, 444, 514, 540, 555, 666, 740, 771, 810, 999, 1028, 1110, 1285, 1332, 1542, 1620, 1665, 1998, 2220, 2313, 2570, 2997, 3084, 3330, 3855, 3996, 4626, 4995, 5140, 5994, 6660, 6939, 7710, 9252, 9509, 9990, 11565, 11988, 13878, 14985, 15420, 19018, 19980, 20817, 23130, 27756, 28527, 29970, 34695, 38036, 41634, 46260, 47545, 57054, 59940, 69390, 83268, 85581, 95090, 104085, 114108, 138780, 142635, 171162, 190180, 208170, 256743, 285270, 342324, 416340, 427905, 513486, 570540, 770229, 855810, 1026972, 1283715, 1540458, 1711620, 2567430, 3080916, 3851145, 5134860, 7702290, 15404580]

約数ペア:

[(1, 15404580), (2, 7702290), (3, 5134860), (4, 3851145), (5, 3080916), (6, 2567430), (9, 1711620), (10, 1540458), (12, 1283715), (15, 1026972), (18, 855810), (20, 770229), (27, 570540), (30, 513486), (36, 427905), (37, 416340), (45, 342324), (54, 285270), (60, 256743), (74, 208170), (81, 190180), (90, 171162), (108, 142635), (111, 138780), (135, 114108), (148, 104085), (162, 95090), (180, 85581), (185, 83268), (222, 69390), (257, 59940), (270, 57054), (324, 47545), (333, 46260), (370, 41634), (405, 38036), (444, 34695), (514, 29970), (540, 28527), (555, 27756), (666, 23130), (740, 20817), (771, 19980), (810, 19018), (999, 15420), (1028, 14985), (1110, 13878), (1285, 11988), (1332, 11565), (1542, 9990), (1620, 9509), (1665, 9252), (1998, 7710), (2220, 6939), (2313, 6660), (2570, 5994), (2997, 5140), (3084, 4995), (3330, 4626), (3855, 3996)]