981142560

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{31}}^2\times {\mathrm{709}}^1$

素因数の和:792

約数の個数: 216

約数和(自身を含む): 3464517420

約数和(自身を除く): 2483374860

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 96, 120, 124, 144, 155, 160, 180, 186, 240, 248, 279, 288, 310, 360, 372, 465, 480, 496, 558, 620, 709, 720, 744, 930, 961, 992, 1116, 1240, 1395, 1418, 1440, 1488, 1860, 1922, 2127, 2232, 2480, 2790, 2836, 2883, 2976, 3545, 3720, 3844, 4254, 4464, 4805, 4960, 5580, 5672, 5766, 6381, 7090, 7440, 7688, 8508, 8649, 8928, 9610, 10635, 11160, 11344, 11532, 12762, 14180, 14415, 14880, 15376, 17016, 17298, 19220, 21270, 21979, 22320, 22688, 23064, 25524, 28360, 28830, 30752, 31905, 34032, 34596, 38440, 42540, 43245, 43958, 44640, 46128, 51048, 56720, 57660, 63810, 65937, 68064, 69192, 76880, 85080, 86490, 87916, 92256, 102096, 109895, 113440, 115320, 127620, 131874, 138384, 153760, 170160, 172980, 175832, 197811, 204192, 219790, 230640, 255240, 263748, 276768, 329685, 340320, 345960, 351664, 395622, 439580, 461280, 510480, 527496, 659370, 681349, 691920, 703328, 791244, 879160, 989055, 1020960, 1054992, 1318740, 1362698, 1383840, 1582488, 1758320, 1978110, 2044047, 2109984, 2637480, 2725396, 3164976, 3406745, 3516640, 3956220, 4088094, 5274960, 5450792, 6132141, 6329952, 6813490, 7912440, 8176188, 10220235, 10549920, 10901584, 12264282, 13626980, 15824880, 16352376, 20440470, 21803168, 24528564, 27253960, 30660705, 31649760, 32704752, 40880940, 49057128, 54507920, 61321410, 65409504, 81761880, 98114256, 109015840, 122642820, 163523760, 196228512, 245285640, 327047520, 490571280, 981142560]

約数ペア:

[(1, 981142560), (2, 490571280), (3, 327047520), (4, 245285640), (5, 196228512), (6, 163523760), (8, 122642820), (9, 109015840), (10, 98114256), (12, 81761880), (15, 65409504), (16, 61321410), (18, 54507920), (20, 49057128), (24, 40880940), (30, 32704752), (31, 31649760), (32, 30660705), (36, 27253960), (40, 24528564), (45, 21803168), (48, 20440470), (60, 16352376), (62, 15824880), (72, 13626980), (80, 12264282), (90, 10901584), (93, 10549920), (96, 10220235), (120, 8176188), (124, 7912440), (144, 6813490), (155, 6329952), (160, 6132141), (180, 5450792), (186, 5274960), (240, 4088094), (248, 3956220), (279, 3516640), (288, 3406745), (310, 3164976), (360, 2725396), (372, 2637480), (465, 2109984), (480, 2044047), (496, 1978110), (558, 1758320), (620, 1582488), (709, 1383840), (720, 1362698), (744, 1318740), (930, 1054992), (961, 1020960), (992, 989055), (1116, 879160), (1240, 791244), (1395, 703328), (1418, 691920), (1440, 681349), (1488, 659370), (1860, 527496), (1922, 510480), (2127, 461280), (2232, 439580), (2480, 395622), (2790, 351664), (2836, 345960), (2883, 340320), (2976, 329685), (3545, 276768), (3720, 263748), (3844, 255240), (4254, 230640), (4464, 219790), (4805, 204192), (4960, 197811), (5580, 175832), (5672, 172980), (5766, 170160), (6381, 153760), (7090, 138384), (7440, 131874), (7688, 127620), (8508, 115320), (8649, 113440), (8928, 109895), (9610, 102096), (10635, 92256), (11160, 87916), (11344, 86490), (11532, 85080), (12762, 76880), (14180, 69192), (14415, 68064), (14880, 65937), (15376, 63810), (17016, 57660), (17298, 56720), (19220, 51048), (21270, 46128), (21979, 44640), (22320, 43958), (22688, 43245), (23064, 42540), (25524, 38440), (28360, 34596), (28830, 34032), (30752, 31905)]