289977480

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61961}}^1$

素因数の和:61991

約数の個数: 96

約数和(自身を含む): 1014937560

約数和(自身を除く): 724960080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 117, 120, 130, 156, 180, 195, 234, 260, 312, 360, 390, 468, 520, 585, 780, 936, 1170, 1560, 2340, 4680, 61961, 123922, 185883, 247844, 309805, 371766, 495688, 557649, 619610, 743532, 805493, 929415, 1115298, 1239220, 1487064, 1610986, 1858830, 2230596, 2416479, 2478440, 2788245, 3221972, 3717660, 4027465, 4461192, 4832958, 5576490, 6443944, 7249437, 7435320, 8054930, 9665916, 11152980, 12082395, 14498874, 16109860, 19331832, 22305960, 24164790, 28997748, 32219720, 36247185, 48329580, 57995496, 72494370, 96659160, 144988740, 289977480]

約数ペア:

[(1, 289977480), (2, 144988740), (3, 96659160), (4, 72494370), (5, 57995496), (6, 48329580), (8, 36247185), (9, 32219720), (10, 28997748), (12, 24164790), (13, 22305960), (15, 19331832), (18, 16109860), (20, 14498874), (24, 12082395), (26, 11152980), (30, 9665916), (36, 8054930), (39, 7435320), (40, 7249437), (45, 6443944), (52, 5576490), (60, 4832958), (65, 4461192), (72, 4027465), (78, 3717660), (90, 3221972), (104, 2788245), (117, 2478440), (120, 2416479), (130, 2230596), (156, 1858830), (180, 1610986), (195, 1487064), (234, 1239220), (260, 1115298), (312, 929415), (360, 805493), (390, 743532), (468, 619610), (520, 557649), (585, 495688), (780, 371766), (936, 309805), (1170, 247844), (1560, 185883), (2340, 123922), (4680, 61961)]