39575340

素因数分解:

$2^2\times 3^2\times 5^1\times 7^3\times {\mathrm{641}}^1$

素因数の和:677

約数の個数: 144

約数和(自身を含む): 140212800

約数和(自身を除く): 100637460

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 180, 196, 210, 245, 252, 294, 315, 343, 420, 441, 490, 588, 630, 641, 686, 735, 882, 980, 1029, 1260, 1282, 1372, 1470, 1715, 1764, 1923, 2058, 2205, 2564, 2940, 3087, 3205, 3430, 3846, 4116, 4410, 4487, 5145, 5769, 6174, 6410, 6860, 7692, 8820, 8974, 9615, 10290, 11538, 12348, 12820, 13461, 15435, 17948, 19230, 20580, 22435, 23076, 26922, 28845, 30870, 31409, 38460, 40383, 44870, 53844, 57690, 61740, 62818, 67305, 80766, 89740, 94227, 115380, 125636, 134610, 157045, 161532, 188454, 201915, 219863, 269220, 282681, 314090, 376908, 403830, 439726, 471135, 565362, 628180, 659589, 807660, 879452, 942270, 1099315, 1130724, 1319178, 1413405, 1884540, 1978767, 2198630, 2638356, 2826810, 3297945, 3957534, 4397260, 5653620, 6595890, 7915068, 9893835, 13191780, 19787670, 39575340]

約数ペア:

[(1, 39575340), (2, 19787670), (3, 13191780), (4, 9893835), (5, 7915068), (6, 6595890), (7, 5653620), (9, 4397260), (10, 3957534), (12, 3297945), (14, 2826810), (15, 2638356), (18, 2198630), (20, 1978767), (21, 1884540), (28, 1413405), (30, 1319178), (35, 1130724), (36, 1099315), (42, 942270), (45, 879452), (49, 807660), (60, 659589), (63, 628180), (70, 565362), (84, 471135), (90, 439726), (98, 403830), (105, 376908), (126, 314090), (140, 282681), (147, 269220), (180, 219863), (196, 201915), (210, 188454), (245, 161532), (252, 157045), (294, 134610), (315, 125636), (343, 115380), (420, 94227), (441, 89740), (490, 80766), (588, 67305), (630, 62818), (641, 61740), (686, 57690), (735, 53844), (882, 44870), (980, 40383), (1029, 38460), (1260, 31409), (1282, 30870), (1372, 28845), (1470, 26922), (1715, 23076), (1764, 22435), (1923, 20580), (2058, 19230), (2205, 17948), (2564, 15435), (2940, 13461), (3087, 12820), (3205, 12348), (3430, 11538), (3846, 10290), (4116, 9615), (4410, 8974), (4487, 8820), (5145, 7692), (5769, 6860), (6174, 6410)]