2231920640

素因数分解:

$2^{11}\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:226

約数の個数: 192

約数和(自身を含む): 5660928000

約数和(自身を除く): 3429007360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 79, 80, 89, 124, 128, 155, 158, 160, 178, 248, 256, 310, 316, 320, 356, 395, 445, 496, 512, 620, 632, 640, 712, 790, 890, 992, 1024, 1240, 1264, 1280, 1424, 1580, 1780, 1984, 2048, 2449, 2480, 2528, 2560, 2759, 2848, 3160, 3560, 3968, 4898, 4960, 5056, 5120, 5518, 5696, 6320, 7031, 7120, 7936, 9796, 9920, 10112, 10240, 11036, 11392, 12245, 12640, 13795, 14062, 14240, 15872, 19592, 19840, 20224, 22072, 22784, 24490, 25280, 27590, 28124, 28480, 31744, 35155, 39184, 39680, 40448, 44144, 45568, 48980, 50560, 55180, 56248, 56960, 63488, 70310, 78368, 79360, 80896, 88288, 91136, 97960, 101120, 110360, 112496, 113920, 140620, 156736, 158720, 161792, 176576, 182272, 195920, 202240, 217961, 220720, 224992, 227840, 281240, 313472, 317440, 353152, 391840, 404480, 435922, 441440, 449984, 455680, 562480, 626944, 706304, 783680, 808960, 871844, 882880, 899968, 911360, 1089805, 1124960, 1253888, 1412608, 1567360, 1743688, 1765760, 1799936, 2179610, 2249920, 2507776, 2825216, 3134720, 3487376, 3531520, 3599872, 4359220, 4499840, 5015552, 5650432, 6269440, 6974752, 7063040, 7199744, 8718440, 8999680, 12538880, 13949504, 14126080, 14399488, 17436880, 17999360, 25077760, 27899008, 28252160, 34873760, 35998720, 55798016, 69747520, 71997440, 111596032, 139495040, 223192064, 278990080, 446384128, 557980160, 1115960320, 2231920640]

約数ペア:

[(1, 2231920640), (2, 1115960320), (4, 557980160), (5, 446384128), (8, 278990080), (10, 223192064), (16, 139495040), (20, 111596032), (31, 71997440), (32, 69747520), (40, 55798016), (62, 35998720), (64, 34873760), (79, 28252160), (80, 27899008), (89, 25077760), (124, 17999360), (128, 17436880), (155, 14399488), (158, 14126080), (160, 13949504), (178, 12538880), (248, 8999680), (256, 8718440), (310, 7199744), (316, 7063040), (320, 6974752), (356, 6269440), (395, 5650432), (445, 5015552), (496, 4499840), (512, 4359220), (620, 3599872), (632, 3531520), (640, 3487376), (712, 3134720), (790, 2825216), (890, 2507776), (992, 2249920), (1024, 2179610), (1240, 1799936), (1264, 1765760), (1280, 1743688), (1424, 1567360), (1580, 1412608), (1780, 1253888), (1984, 1124960), (2048, 1089805), (2449, 911360), (2480, 899968), (2528, 882880), (2560, 871844), (2759, 808960), (2848, 783680), (3160, 706304), (3560, 626944), (3968, 562480), (4898, 455680), (4960, 449984), (5056, 441440), (5120, 435922), (5518, 404480), (5696, 391840), (6320, 353152), (7031, 317440), (7120, 313472), (7936, 281240), (9796, 227840), (9920, 224992), (10112, 220720), (10240, 217961), (11036, 202240), (11392, 195920), (12245, 182272), (12640, 176576), (13795, 161792), (14062, 158720), (14240, 156736), (15872, 140620), (19592, 113920), (19840, 112496), (20224, 110360), (22072, 101120), (22784, 97960), (24490, 91136), (25280, 88288), (27590, 80896), (28124, 79360), (28480, 78368), (31744, 70310), (35155, 63488), (39184, 56960), (39680, 56248), (40448, 55180), (44144, 50560), (45568, 48980)]