321528960

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{809}}^1$

素因数の和:860

約数の個数: 256

約数和(自身を含む): 1189728000

約数和(自身を除く): 868199040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 27, 30, 32, 36, 40, 45, 46, 48, 54, 60, 64, 69, 72, 80, 90, 92, 96, 108, 115, 120, 128, 135, 138, 144, 160, 180, 184, 192, 207, 216, 230, 240, 270, 276, 288, 320, 345, 360, 368, 384, 414, 432, 460, 480, 540, 552, 576, 621, 640, 690, 720, 736, 809, 828, 864, 920, 960, 1035, 1080, 1104, 1152, 1242, 1380, 1440, 1472, 1618, 1656, 1728, 1840, 1920, 2070, 2160, 2208, 2427, 2484, 2760, 2880, 2944, 3105, 3236, 3312, 3456, 3680, 4045, 4140, 4320, 4416, 4854, 4968, 5520, 5760, 6210, 6472, 6624, 7281, 7360, 8090, 8280, 8640, 8832, 9708, 9936, 11040, 12135, 12420, 12944, 13248, 14562, 14720, 16180, 16560, 17280, 18607, 19416, 19872, 21843, 22080, 24270, 24840, 25888, 26496, 29124, 32360, 33120, 36405, 37214, 38832, 39744, 43686, 44160, 48540, 49680, 51776, 55821, 58248, 64720, 66240, 72810, 74428, 77664, 79488, 87372, 93035, 97080, 99360, 103552, 109215, 111642, 116496, 129440, 132480, 145620, 148856, 155328, 167463, 174744, 186070, 194160, 198720, 218430, 223284, 232992, 258880, 279105, 291240, 297712, 310656, 334926, 349488, 372140, 388320, 397440, 436860, 446568, 465984, 502389, 517760, 558210, 582480, 595424, 669852, 698976, 744280, 776640, 837315, 873720, 893136, 931968, 1004778, 1116420, 1164960, 1190848, 1339704, 1397952, 1488560, 1553280, 1674630, 1747440, 1786272, 2009556, 2232840, 2329920, 2381696, 2511945, 2679408, 2795904, 2977120, 3349260, 3494880, 3572544, 4019112, 4465680, 4659840, 5023890, 5358816, 5954240, 6698520, 6989760, 7145088, 8038224, 8931360, 10047780, 10717632, 11908480, 13397040, 13979520, 16076448, 17862720, 20095560, 21435264, 26794080, 32152896, 35725440, 40191120, 53588160, 64305792, 80382240, 107176320, 160764480, 321528960]

約数ペア:

[(1, 321528960), (2, 160764480), (3, 107176320), (4, 80382240), (5, 64305792), (6, 53588160), (8, 40191120), (9, 35725440), (10, 32152896), (12, 26794080), (15, 21435264), (16, 20095560), (18, 17862720), (20, 16076448), (23, 13979520), (24, 13397040), (27, 11908480), (30, 10717632), (32, 10047780), (36, 8931360), (40, 8038224), (45, 7145088), (46, 6989760), (48, 6698520), (54, 5954240), (60, 5358816), (64, 5023890), (69, 4659840), (72, 4465680), (80, 4019112), (90, 3572544), (92, 3494880), (96, 3349260), (108, 2977120), (115, 2795904), (120, 2679408), (128, 2511945), (135, 2381696), (138, 2329920), (144, 2232840), (160, 2009556), (180, 1786272), (184, 1747440), (192, 1674630), (207, 1553280), (216, 1488560), (230, 1397952), (240, 1339704), (270, 1190848), (276, 1164960), (288, 1116420), (320, 1004778), (345, 931968), (360, 893136), (368, 873720), (384, 837315), (414, 776640), (432, 744280), (460, 698976), (480, 669852), (540, 595424), (552, 582480), (576, 558210), (621, 517760), (640, 502389), (690, 465984), (720, 446568), (736, 436860), (809, 397440), (828, 388320), (864, 372140), (920, 349488), (960, 334926), (1035, 310656), (1080, 297712), (1104, 291240), (1152, 279105), (1242, 258880), (1380, 232992), (1440, 223284), (1472, 218430), (1618, 198720), (1656, 194160), (1728, 186070), (1840, 174744), (1920, 167463), (2070, 155328), (2160, 148856), (2208, 145620), (2427, 132480), (2484, 129440), (2760, 116496), (2880, 111642), (2944, 109215), (3105, 103552), (3236, 99360), (3312, 97080), (3456, 93035), (3680, 87372), (4045, 79488), (4140, 77664), (4320, 74428), (4416, 72810), (4854, 66240), (4968, 64720), (5520, 58248), (5760, 55821), (6210, 51776), (6472, 49680), (6624, 48540), (7281, 44160), (7360, 43686), (8090, 39744), (8280, 38832), (8640, 37214), (8832, 36405), (9708, 33120), (9936, 32360), (11040, 29124), (12135, 26496), (12420, 25888), (12944, 24840), (13248, 24270), (14562, 22080), (14720, 21843), (16180, 19872), (16560, 19416), (17280, 18607)]