81952920

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1913}}^1$

素因数の和:1954

約数の個数: 192

約数和(自身を含む): 322470720

約数和(自身を除く): 240517800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 17, 18, 20, 21, 24, 28, 30, 34, 35, 36, 40, 42, 45, 51, 56, 60, 63, 68, 70, 72, 84, 85, 90, 102, 105, 119, 120, 126, 136, 140, 153, 168, 170, 180, 204, 210, 238, 252, 255, 280, 306, 315, 340, 357, 360, 408, 420, 476, 504, 510, 595, 612, 630, 680, 714, 765, 840, 952, 1020, 1071, 1190, 1224, 1260, 1428, 1530, 1785, 1913, 2040, 2142, 2380, 2520, 2856, 3060, 3570, 3826, 4284, 4760, 5355, 5739, 6120, 7140, 7652, 8568, 9565, 10710, 11478, 13391, 14280, 15304, 17217, 19130, 21420, 22956, 26782, 28695, 32521, 34434, 38260, 40173, 42840, 45912, 53564, 57390, 65042, 66955, 68868, 76520, 80346, 86085, 97563, 107128, 114780, 120519, 130084, 133910, 137736, 160692, 162605, 172170, 195126, 200865, 227647, 229560, 241038, 260168, 267820, 292689, 321384, 325210, 344340, 390252, 401730, 455294, 482076, 487815, 535640, 585378, 602595, 650420, 682941, 688680, 780504, 803460, 910588, 964152, 975630, 1138235, 1170756, 1205190, 1300840, 1365882, 1463445, 1606920, 1821176, 1951260, 2048823, 2276470, 2341512, 2410380, 2731764, 2926890, 3414705, 3902520, 4097646, 4552940, 4820760, 5463528, 5853780, 6829410, 8195292, 9105880, 10244115, 11707560, 13658820, 16390584, 20488230, 27317640, 40976460, 81952920]

約数ペア:

[(1, 81952920), (2, 40976460), (3, 27317640), (4, 20488230), (5, 16390584), (6, 13658820), (7, 11707560), (8, 10244115), (9, 9105880), (10, 8195292), (12, 6829410), (14, 5853780), (15, 5463528), (17, 4820760), (18, 4552940), (20, 4097646), (21, 3902520), (24, 3414705), (28, 2926890), (30, 2731764), (34, 2410380), (35, 2341512), (36, 2276470), (40, 2048823), (42, 1951260), (45, 1821176), (51, 1606920), (56, 1463445), (60, 1365882), (63, 1300840), (68, 1205190), (70, 1170756), (72, 1138235), (84, 975630), (85, 964152), (90, 910588), (102, 803460), (105, 780504), (119, 688680), (120, 682941), (126, 650420), (136, 602595), (140, 585378), (153, 535640), (168, 487815), (170, 482076), (180, 455294), (204, 401730), (210, 390252), (238, 344340), (252, 325210), (255, 321384), (280, 292689), (306, 267820), (315, 260168), (340, 241038), (357, 229560), (360, 227647), (408, 200865), (420, 195126), (476, 172170), (504, 162605), (510, 160692), (595, 137736), (612, 133910), (630, 130084), (680, 120519), (714, 114780), (765, 107128), (840, 97563), (952, 86085), (1020, 80346), (1071, 76520), (1190, 68868), (1224, 66955), (1260, 65042), (1428, 57390), (1530, 53564), (1785, 45912), (1913, 42840), (2040, 40173), (2142, 38260), (2380, 34434), (2520, 32521), (2856, 28695), (3060, 26782), (3570, 22956), (3826, 21420), (4284, 19130), (4760, 17217), (5355, 15304), (5739, 14280), (6120, 13391), (7140, 11478), (7652, 10710), (8568, 9565)]