245087640

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1907}}^1$

素因数の和:1951

約数の個数: 256

約数和(自身を含む): 989107200

約数和(自身を除く): 744019560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 17, 18, 20, 21, 24, 27, 28, 30, 34, 35, 36, 40, 42, 45, 51, 54, 56, 60, 63, 68, 70, 72, 84, 85, 90, 102, 105, 108, 119, 120, 126, 135, 136, 140, 153, 168, 170, 180, 189, 204, 210, 216, 238, 252, 255, 270, 280, 306, 315, 340, 357, 360, 378, 408, 420, 459, 476, 504, 510, 540, 595, 612, 630, 680, 714, 756, 765, 840, 918, 945, 952, 1020, 1071, 1080, 1190, 1224, 1260, 1428, 1512, 1530, 1785, 1836, 1890, 1907, 2040, 2142, 2295, 2380, 2520, 2856, 3060, 3213, 3570, 3672, 3780, 3814, 4284, 4590, 4760, 5355, 5721, 6120, 6426, 7140, 7560, 7628, 8568, 9180, 9535, 10710, 11442, 12852, 13349, 14280, 15256, 16065, 17163, 18360, 19070, 21420, 22884, 25704, 26698, 28605, 32130, 32419, 34326, 38140, 40047, 42840, 45768, 51489, 53396, 57210, 64260, 64838, 66745, 68652, 76280, 80094, 85815, 97257, 102978, 106792, 114420, 120141, 128520, 129676, 133490, 137304, 160188, 162095, 171630, 194514, 200235, 205956, 226933, 228840, 240282, 257445, 259352, 266980, 291771, 320376, 324190, 343260, 360423, 389028, 400470, 411912, 453866, 480564, 486285, 514890, 533960, 583542, 600705, 648380, 680799, 686520, 720846, 778056, 800940, 875313, 907732, 961128, 972570, 1029780, 1134665, 1167084, 1201410, 1296760, 1361598, 1441692, 1458855, 1601880, 1750626, 1802115, 1815464, 1945140, 2042397, 2059560, 2269330, 2334168, 2402820, 2723196, 2883384, 2917710, 3403995, 3501252, 3604230, 3890280, 4084794, 4376565, 4538660, 4805640, 5446392, 5835420, 6127191, 6807990, 7002504, 7208460, 8169588, 8753130, 9077320, 10211985, 11670840, 12254382, 13615980, 14416920, 16339176, 17506260, 20423970, 24508764, 27231960, 30635955, 35012520, 40847940, 49017528, 61271910, 81695880, 122543820, 245087640]

約数ペア:

[(1, 245087640), (2, 122543820), (3, 81695880), (4, 61271910), (5, 49017528), (6, 40847940), (7, 35012520), (8, 30635955), (9, 27231960), (10, 24508764), (12, 20423970), (14, 17506260), (15, 16339176), (17, 14416920), (18, 13615980), (20, 12254382), (21, 11670840), (24, 10211985), (27, 9077320), (28, 8753130), (30, 8169588), (34, 7208460), (35, 7002504), (36, 6807990), (40, 6127191), (42, 5835420), (45, 5446392), (51, 4805640), (54, 4538660), (56, 4376565), (60, 4084794), (63, 3890280), (68, 3604230), (70, 3501252), (72, 3403995), (84, 2917710), (85, 2883384), (90, 2723196), (102, 2402820), (105, 2334168), (108, 2269330), (119, 2059560), (120, 2042397), (126, 1945140), (135, 1815464), (136, 1802115), (140, 1750626), (153, 1601880), (168, 1458855), (170, 1441692), (180, 1361598), (189, 1296760), (204, 1201410), (210, 1167084), (216, 1134665), (238, 1029780), (252, 972570), (255, 961128), (270, 907732), (280, 875313), (306, 800940), (315, 778056), (340, 720846), (357, 686520), (360, 680799), (378, 648380), (408, 600705), (420, 583542), (459, 533960), (476, 514890), (504, 486285), (510, 480564), (540, 453866), (595, 411912), (612, 400470), (630, 389028), (680, 360423), (714, 343260), (756, 324190), (765, 320376), (840, 291771), (918, 266980), (945, 259352), (952, 257445), (1020, 240282), (1071, 228840), (1080, 226933), (1190, 205956), (1224, 200235), (1260, 194514), (1428, 171630), (1512, 162095), (1530, 160188), (1785, 137304), (1836, 133490), (1890, 129676), (1907, 128520), (2040, 120141), (2142, 114420), (2295, 106792), (2380, 102978), (2520, 97257), (2856, 85815), (3060, 80094), (3213, 76280), (3570, 68652), (3672, 66745), (3780, 64838), (3814, 64260), (4284, 57210), (4590, 53396), (4760, 51489), (5355, 45768), (5721, 42840), (6120, 40047), (6426, 38140), (7140, 34326), (7560, 32419), (7628, 32130), (8568, 28605), (9180, 26698), (9535, 25704), (10710, 22884), (11442, 21420), (12852, 19070), (13349, 18360), (14280, 17163), (15256, 16065)]