19151640

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{257}}^1$

素因数の和:303

約数の個数: 160

約数和(自身を含む): 67430880

約数和(自身を除く): 48279240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 27, 30, 36, 40, 45, 46, 54, 60, 69, 72, 81, 90, 92, 108, 115, 120, 135, 138, 162, 180, 184, 207, 216, 230, 257, 270, 276, 324, 345, 360, 405, 414, 460, 514, 540, 552, 621, 648, 690, 771, 810, 828, 920, 1028, 1035, 1080, 1242, 1285, 1380, 1542, 1620, 1656, 1863, 2056, 2070, 2313, 2484, 2570, 2760, 3084, 3105, 3240, 3726, 3855, 4140, 4626, 4968, 5140, 5911, 6168, 6210, 6939, 7452, 7710, 8280, 9252, 9315, 10280, 11565, 11822, 12420, 13878, 14904, 15420, 17733, 18504, 18630, 20817, 23130, 23644, 24840, 27756, 29555, 30840, 34695, 35466, 37260, 41634, 46260, 47288, 53199, 55512, 59110, 69390, 70932, 74520, 83268, 88665, 92520, 104085, 106398, 118220, 138780, 141864, 159597, 166536, 177330, 208170, 212796, 236440, 265995, 277560, 319194, 354660, 416340, 425592, 478791, 531990, 638388, 709320, 797985, 832680, 957582, 1063980, 1276776, 1595970, 1915164, 2127960, 2393955, 3191940, 3830328, 4787910, 6383880, 9575820, 19151640]

約数ペア:

[(1, 19151640), (2, 9575820), (3, 6383880), (4, 4787910), (5, 3830328), (6, 3191940), (8, 2393955), (9, 2127960), (10, 1915164), (12, 1595970), (15, 1276776), (18, 1063980), (20, 957582), (23, 832680), (24, 797985), (27, 709320), (30, 638388), (36, 531990), (40, 478791), (45, 425592), (46, 416340), (54, 354660), (60, 319194), (69, 277560), (72, 265995), (81, 236440), (90, 212796), (92, 208170), (108, 177330), (115, 166536), (120, 159597), (135, 141864), (138, 138780), (162, 118220), (180, 106398), (184, 104085), (207, 92520), (216, 88665), (230, 83268), (257, 74520), (270, 70932), (276, 69390), (324, 59110), (345, 55512), (360, 53199), (405, 47288), (414, 46260), (460, 41634), (514, 37260), (540, 35466), (552, 34695), (621, 30840), (648, 29555), (690, 27756), (771, 24840), (810, 23644), (828, 23130), (920, 20817), (1028, 18630), (1035, 18504), (1080, 17733), (1242, 15420), (1285, 14904), (1380, 13878), (1542, 12420), (1620, 11822), (1656, 11565), (1863, 10280), (2056, 9315), (2070, 9252), (2313, 8280), (2484, 7710), (2570, 7452), (2760, 6939), (3084, 6210), (3105, 6168), (3240, 5911), (3726, 5140), (3855, 4968), (4140, 4626)]