6531720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1$

素因数の和:159

約数の個数: 128

約数和(自身を含む): 21772800

約数和(自身を除く): 15241080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 53, 60, 65, 78, 79, 104, 106, 120, 130, 156, 158, 159, 195, 212, 237, 260, 265, 312, 316, 318, 390, 395, 424, 474, 520, 530, 632, 636, 689, 780, 790, 795, 948, 1027, 1060, 1185, 1272, 1378, 1560, 1580, 1590, 1896, 2054, 2067, 2120, 2370, 2756, 3081, 3160, 3180, 3445, 4108, 4134, 4187, 4740, 5135, 5512, 6162, 6360, 6890, 8216, 8268, 8374, 9480, 10270, 10335, 12324, 12561, 13780, 15405, 16536, 16748, 20540, 20670, 20935, 24648, 25122, 27560, 30810, 33496, 41080, 41340, 41870, 50244, 54431, 61620, 62805, 82680, 83740, 100488, 108862, 123240, 125610, 163293, 167480, 217724, 251220, 272155, 326586, 435448, 502440, 544310, 653172, 816465, 1088620, 1306344, 1632930, 2177240, 3265860, 6531720]

約数ペア:

[(1, 6531720), (2, 3265860), (3, 2177240), (4, 1632930), (5, 1306344), (6, 1088620), (8, 816465), (10, 653172), (12, 544310), (13, 502440), (15, 435448), (20, 326586), (24, 272155), (26, 251220), (30, 217724), (39, 167480), (40, 163293), (52, 125610), (53, 123240), (60, 108862), (65, 100488), (78, 83740), (79, 82680), (104, 62805), (106, 61620), (120, 54431), (130, 50244), (156, 41870), (158, 41340), (159, 41080), (195, 33496), (212, 30810), (237, 27560), (260, 25122), (265, 24648), (312, 20935), (316, 20670), (318, 20540), (390, 16748), (395, 16536), (424, 15405), (474, 13780), (520, 12561), (530, 12324), (632, 10335), (636, 10270), (689, 9480), (780, 8374), (790, 8268), (795, 8216), (948, 6890), (1027, 6360), (1060, 6162), (1185, 5512), (1272, 5135), (1378, 4740), (1560, 4187), (1580, 4134), (1590, 4108), (1896, 3445), (2054, 3180), (2067, 3160), (2120, 3081), (2370, 2756)]