64788360

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{349}}^1$

素因数の和:400

約数の個数: 256

約数和(自身を含む): 254016000

約数和(自身を除く): 189227640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 17, 20, 21, 24, 26, 28, 30, 34, 35, 39, 40, 42, 51, 52, 56, 60, 65, 68, 70, 78, 84, 85, 91, 102, 104, 105, 119, 120, 130, 136, 140, 156, 168, 170, 182, 195, 204, 210, 221, 238, 255, 260, 273, 280, 312, 340, 349, 357, 364, 390, 408, 420, 442, 455, 476, 510, 520, 546, 595, 663, 680, 698, 714, 728, 780, 840, 884, 910, 952, 1020, 1047, 1092, 1105, 1190, 1326, 1365, 1396, 1428, 1547, 1560, 1745, 1768, 1785, 1820, 2040, 2094, 2184, 2210, 2380, 2443, 2652, 2730, 2792, 2856, 3094, 3315, 3490, 3570, 3640, 4188, 4420, 4537, 4641, 4760, 4886, 5235, 5304, 5460, 5933, 6188, 6630, 6980, 7140, 7329, 7735, 8376, 8840, 9074, 9282, 9772, 10470, 10920, 11866, 12215, 12376, 13260, 13611, 13960, 14280, 14658, 15470, 17799, 18148, 18564, 19544, 20940, 22685, 23205, 23732, 24430, 26520, 27222, 29316, 29665, 30940, 31759, 35598, 36296, 36645, 37128, 41531, 41880, 45370, 46410, 47464, 48860, 54444, 58632, 59330, 61880, 63518, 68055, 71196, 73290, 77129, 83062, 88995, 90740, 92820, 95277, 97720, 108888, 118660, 124593, 127036, 136110, 142392, 146580, 154258, 158795, 166124, 177990, 181480, 185640, 190554, 207655, 231387, 237320, 249186, 254072, 272220, 293160, 308516, 317590, 332248, 355980, 381108, 385645, 415310, 462774, 476385, 498372, 539903, 544440, 617032, 622965, 635180, 711960, 762216, 771290, 830620, 925548, 952770, 996744, 1079806, 1156935, 1245930, 1270360, 1542580, 1619709, 1661240, 1851096, 1905540, 2159612, 2313870, 2491860, 2699515, 3085160, 3239418, 3811080, 4319224, 4627740, 4983720, 5399030, 6478836, 8098545, 9255480, 10798060, 12957672, 16197090, 21596120, 32394180, 64788360]

約数ペア:

[(1, 64788360), (2, 32394180), (3, 21596120), (4, 16197090), (5, 12957672), (6, 10798060), (7, 9255480), (8, 8098545), (10, 6478836), (12, 5399030), (13, 4983720), (14, 4627740), (15, 4319224), (17, 3811080), (20, 3239418), (21, 3085160), (24, 2699515), (26, 2491860), (28, 2313870), (30, 2159612), (34, 1905540), (35, 1851096), (39, 1661240), (40, 1619709), (42, 1542580), (51, 1270360), (52, 1245930), (56, 1156935), (60, 1079806), (65, 996744), (68, 952770), (70, 925548), (78, 830620), (84, 771290), (85, 762216), (91, 711960), (102, 635180), (104, 622965), (105, 617032), (119, 544440), (120, 539903), (130, 498372), (136, 476385), (140, 462774), (156, 415310), (168, 385645), (170, 381108), (182, 355980), (195, 332248), (204, 317590), (210, 308516), (221, 293160), (238, 272220), (255, 254072), (260, 249186), (273, 237320), (280, 231387), (312, 207655), (340, 190554), (349, 185640), (357, 181480), (364, 177990), (390, 166124), (408, 158795), (420, 154258), (442, 146580), (455, 142392), (476, 136110), (510, 127036), (520, 124593), (546, 118660), (595, 108888), (663, 97720), (680, 95277), (698, 92820), (714, 90740), (728, 88995), (780, 83062), (840, 77129), (884, 73290), (910, 71196), (952, 68055), (1020, 63518), (1047, 61880), (1092, 59330), (1105, 58632), (1190, 54444), (1326, 48860), (1365, 47464), (1396, 46410), (1428, 45370), (1547, 41880), (1560, 41531), (1745, 37128), (1768, 36645), (1785, 36296), (1820, 35598), (2040, 31759), (2094, 30940), (2184, 29665), (2210, 29316), (2380, 27222), (2443, 26520), (2652, 24430), (2730, 23732), (2792, 23205), (2856, 22685), (3094, 20940), (3315, 19544), (3490, 18564), (3570, 18148), (3640, 17799), (4188, 15470), (4420, 14658), (4537, 14280), (4641, 13960), (4760, 13611), (4886, 13260), (5235, 12376), (5304, 12215), (5460, 11866), (5933, 10920), (6188, 10470), (6630, 9772), (6980, 9282), (7140, 9074), (7329, 8840), (7735, 8376)]