29925990

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1$

素因数の和:179

約数の個数: 128

約数和(自身を含む): 85708800

約数和(自身を除く): 55782810

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 27, 30, 45, 46, 54, 61, 69, 79, 90, 115, 122, 135, 138, 158, 183, 207, 230, 237, 270, 305, 345, 366, 395, 414, 474, 549, 610, 621, 690, 711, 790, 915, 1035, 1098, 1185, 1242, 1403, 1422, 1647, 1817, 1830, 2070, 2133, 2370, 2745, 2806, 3105, 3294, 3555, 3634, 4209, 4266, 4819, 5451, 5490, 6210, 7015, 7110, 8235, 8418, 9085, 9638, 10665, 10902, 12627, 14030, 14457, 16353, 16470, 18170, 21045, 21330, 24095, 25254, 27255, 28914, 32706, 37881, 42090, 43371, 48190, 49059, 54510, 63135, 72285, 75762, 81765, 86742, 98118, 110837, 126270, 130113, 144570, 163530, 189405, 216855, 221674, 245295, 260226, 332511, 378810, 433710, 490590, 554185, 650565, 665022, 997533, 1108370, 1301130, 1662555, 1995066, 2992599, 3325110, 4987665, 5985198, 9975330, 14962995, 29925990]

約数ペア:

[(1, 29925990), (2, 14962995), (3, 9975330), (5, 5985198), (6, 4987665), (9, 3325110), (10, 2992599), (15, 1995066), (18, 1662555), (23, 1301130), (27, 1108370), (30, 997533), (45, 665022), (46, 650565), (54, 554185), (61, 490590), (69, 433710), (79, 378810), (90, 332511), (115, 260226), (122, 245295), (135, 221674), (138, 216855), (158, 189405), (183, 163530), (207, 144570), (230, 130113), (237, 126270), (270, 110837), (305, 98118), (345, 86742), (366, 81765), (395, 75762), (414, 72285), (474, 63135), (549, 54510), (610, 49059), (621, 48190), (690, 43371), (711, 42090), (790, 37881), (915, 32706), (1035, 28914), (1098, 27255), (1185, 25254), (1242, 24095), (1403, 21330), (1422, 21045), (1647, 18170), (1817, 16470), (1830, 16353), (2070, 14457), (2133, 14030), (2370, 12627), (2745, 10902), (2806, 10665), (3105, 9638), (3294, 9085), (3555, 8418), (3634, 8235), (4209, 7110), (4266, 7015), (4819, 6210), (5451, 5490)]