1997647560

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{7591}}^1$

素因数の和:7668

約数の個数: 192

約数和(自身を含む): 7035050880

約数和(自身を除く): 5037403320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 30, 34, 36, 40, 43, 45, 51, 60, 68, 72, 85, 86, 90, 102, 120, 129, 136, 153, 170, 172, 180, 204, 215, 255, 258, 306, 340, 344, 360, 387, 408, 430, 510, 516, 612, 645, 680, 731, 765, 774, 860, 1020, 1032, 1224, 1290, 1462, 1530, 1548, 1720, 1935, 2040, 2193, 2580, 2924, 3060, 3096, 3655, 3870, 4386, 5160, 5848, 6120, 6579, 7310, 7591, 7740, 8772, 10965, 13158, 14620, 15182, 15480, 17544, 21930, 22773, 26316, 29240, 30364, 32895, 37955, 43860, 45546, 52632, 60728, 65790, 68319, 75910, 87720, 91092, 113865, 129047, 131580, 136638, 151820, 182184, 227730, 258094, 263160, 273276, 303640, 326413, 341595, 387141, 455460, 516188, 546552, 645235, 652826, 683190, 774282, 910920, 979239, 1032376, 1161423, 1290470, 1305652, 1366380, 1548564, 1632065, 1935705, 1958478, 2322846, 2580940, 2611304, 2732760, 2937717, 3097128, 3264130, 3871410, 3916956, 4645692, 4896195, 5161880, 5549021, 5807115, 5875434, 6528260, 7742820, 7833912, 9291384, 9792390, 11098042, 11614230, 11750868, 13056520, 14688585, 15485640, 16647063, 19584780, 22196084, 23228460, 23501736, 27745105, 29377170, 33294126, 39169560, 44392168, 46456920, 49941189, 55490210, 58754340, 66588252, 83235315, 99882378, 110980420, 117508680, 133176504, 166470630, 199764756, 221960840, 249705945, 332941260, 399529512, 499411890, 665882520, 998823780, 1997647560]

約数ペア:

[(1, 1997647560), (2, 998823780), (3, 665882520), (4, 499411890), (5, 399529512), (6, 332941260), (8, 249705945), (9, 221960840), (10, 199764756), (12, 166470630), (15, 133176504), (17, 117508680), (18, 110980420), (20, 99882378), (24, 83235315), (30, 66588252), (34, 58754340), (36, 55490210), (40, 49941189), (43, 46456920), (45, 44392168), (51, 39169560), (60, 33294126), (68, 29377170), (72, 27745105), (85, 23501736), (86, 23228460), (90, 22196084), (102, 19584780), (120, 16647063), (129, 15485640), (136, 14688585), (153, 13056520), (170, 11750868), (172, 11614230), (180, 11098042), (204, 9792390), (215, 9291384), (255, 7833912), (258, 7742820), (306, 6528260), (340, 5875434), (344, 5807115), (360, 5549021), (387, 5161880), (408, 4896195), (430, 4645692), (510, 3916956), (516, 3871410), (612, 3264130), (645, 3097128), (680, 2937717), (731, 2732760), (765, 2611304), (774, 2580940), (860, 2322846), (1020, 1958478), (1032, 1935705), (1224, 1632065), (1290, 1548564), (1462, 1366380), (1530, 1305652), (1548, 1290470), (1720, 1161423), (1935, 1032376), (2040, 979239), (2193, 910920), (2580, 774282), (2924, 683190), (3060, 652826), (3096, 645235), (3655, 546552), (3870, 516188), (4386, 455460), (5160, 387141), (5848, 341595), (6120, 326413), (6579, 303640), (7310, 273276), (7591, 263160), (7740, 258094), (8772, 227730), (10965, 182184), (13158, 151820), (14620, 136638), (15182, 131580), (15480, 129047), (17544, 113865), (21930, 91092), (22773, 87720), (26316, 75910), (29240, 68319), (30364, 65790), (32895, 60728), (37955, 52632), (43860, 45546)]