61689420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{643}}^1$

素因数の和:712

約数の個数: 144

約数和(自身を含む): 206754912

約数和(自身を除く): 145065492

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 41, 45, 52, 60, 65, 78, 82, 90, 117, 123, 130, 156, 164, 180, 195, 205, 234, 246, 260, 369, 390, 410, 468, 492, 533, 585, 615, 643, 738, 780, 820, 1066, 1170, 1230, 1286, 1476, 1599, 1845, 1929, 2132, 2340, 2460, 2572, 2665, 3198, 3215, 3690, 3858, 4797, 5330, 5787, 6396, 6430, 7380, 7716, 7995, 8359, 9594, 9645, 10660, 11574, 12860, 15990, 16718, 19188, 19290, 23148, 23985, 25077, 26363, 28935, 31980, 33436, 38580, 41795, 47970, 50154, 52726, 57870, 75231, 79089, 83590, 95940, 100308, 105452, 115740, 125385, 131815, 150462, 158178, 167180, 237267, 250770, 263630, 300924, 316356, 342719, 376155, 395445, 474534, 501540, 527260, 685438, 752310, 790890, 949068, 1028157, 1186335, 1370876, 1504620, 1581780, 1713595, 2056314, 2372670, 3084471, 3427190, 4112628, 4745340, 5140785, 6168942, 6854380, 10281570, 12337884, 15422355, 20563140, 30844710, 61689420]

約数ペア:

[(1, 61689420), (2, 30844710), (3, 20563140), (4, 15422355), (5, 12337884), (6, 10281570), (9, 6854380), (10, 6168942), (12, 5140785), (13, 4745340), (15, 4112628), (18, 3427190), (20, 3084471), (26, 2372670), (30, 2056314), (36, 1713595), (39, 1581780), (41, 1504620), (45, 1370876), (52, 1186335), (60, 1028157), (65, 949068), (78, 790890), (82, 752310), (90, 685438), (117, 527260), (123, 501540), (130, 474534), (156, 395445), (164, 376155), (180, 342719), (195, 316356), (205, 300924), (234, 263630), (246, 250770), (260, 237267), (369, 167180), (390, 158178), (410, 150462), (468, 131815), (492, 125385), (533, 115740), (585, 105452), (615, 100308), (643, 95940), (738, 83590), (780, 79089), (820, 75231), (1066, 57870), (1170, 52726), (1230, 50154), (1286, 47970), (1476, 41795), (1599, 38580), (1845, 33436), (1929, 31980), (2132, 28935), (2340, 26363), (2460, 25077), (2572, 23985), (2665, 23148), (3198, 19290), (3215, 19188), (3690, 16718), (3858, 15990), (4797, 12860), (5330, 11574), (5787, 10660), (6396, 9645), (6430, 9594), (7380, 8359), (7716, 7995)]