64788480

素因数分解:

$2^{11}\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1$

素因数の和:89

約数の個数: 288

約数和(自身を含む): 242751600

約数和(自身を除く): 177963120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 32, 36, 37, 38, 40, 45, 48, 57, 60, 64, 72, 74, 76, 80, 90, 95, 96, 111, 114, 120, 128, 144, 148, 152, 160, 171, 180, 185, 190, 192, 222, 228, 240, 256, 285, 288, 296, 304, 320, 333, 342, 360, 370, 380, 384, 444, 456, 480, 512, 555, 570, 576, 592, 608, 640, 666, 684, 703, 720, 740, 760, 768, 855, 888, 912, 960, 1024, 1110, 1140, 1152, 1184, 1216, 1280, 1332, 1368, 1406, 1440, 1480, 1520, 1536, 1665, 1710, 1776, 1824, 1920, 2048, 2109, 2220, 2280, 2304, 2368, 2432, 2560, 2664, 2736, 2812, 2880, 2960, 3040, 3072, 3330, 3420, 3515, 3552, 3648, 3840, 4218, 4440, 4560, 4608, 4736, 4864, 5120, 5328, 5472, 5624, 5760, 5920, 6080, 6144, 6327, 6660, 6840, 7030, 7104, 7296, 7680, 8436, 8880, 9120, 9216, 9472, 9728, 10240, 10545, 10656, 10944, 11248, 11520, 11840, 12160, 12654, 13320, 13680, 14060, 14208, 14592, 15360, 16872, 17760, 18240, 18432, 18944, 19456, 21090, 21312, 21888, 22496, 23040, 23680, 24320, 25308, 26640, 27360, 28120, 28416, 29184, 30720, 31635, 33744, 35520, 36480, 37888, 38912, 42180, 42624, 43776, 44992, 46080, 47360, 48640, 50616, 53280, 54720, 56240, 56832, 58368, 63270, 67488, 71040, 72960, 75776, 84360, 85248, 87552, 89984, 92160, 94720, 97280, 101232, 106560, 109440, 112480, 113664, 116736, 126540, 134976, 142080, 145920, 168720, 170496, 175104, 179968, 189440, 194560, 202464, 213120, 218880, 224960, 227328, 253080, 269952, 284160, 291840, 337440, 340992, 350208, 359936, 378880, 404928, 426240, 437760, 449920, 506160, 539904, 568320, 583680, 674880, 681984, 719872, 809856, 852480, 875520, 899840, 1012320, 1079808, 1136640, 1349760, 1439744, 1619712, 1704960, 1751040, 1799680, 2024640, 2159616, 2699520, 3239424, 3409920, 3599360, 4049280, 4319232, 5399040, 6478848, 7198720, 8098560, 10798080, 12957696, 16197120, 21596160, 32394240, 64788480]

約数ペア:

[(1, 64788480), (2, 32394240), (3, 21596160), (4, 16197120), (5, 12957696), (6, 10798080), (8, 8098560), (9, 7198720), (10, 6478848), (12, 5399040), (15, 4319232), (16, 4049280), (18, 3599360), (19, 3409920), (20, 3239424), (24, 2699520), (30, 2159616), (32, 2024640), (36, 1799680), (37, 1751040), (38, 1704960), (40, 1619712), (45, 1439744), (48, 1349760), (57, 1136640), (60, 1079808), (64, 1012320), (72, 899840), (74, 875520), (76, 852480), (80, 809856), (90, 719872), (95, 681984), (96, 674880), (111, 583680), (114, 568320), (120, 539904), (128, 506160), (144, 449920), (148, 437760), (152, 426240), (160, 404928), (171, 378880), (180, 359936), (185, 350208), (190, 340992), (192, 337440), (222, 291840), (228, 284160), (240, 269952), (256, 253080), (285, 227328), (288, 224960), (296, 218880), (304, 213120), (320, 202464), (333, 194560), (342, 189440), (360, 179968), (370, 175104), (380, 170496), (384, 168720), (444, 145920), (456, 142080), (480, 134976), (512, 126540), (555, 116736), (570, 113664), (576, 112480), (592, 109440), (608, 106560), (640, 101232), (666, 97280), (684, 94720), (703, 92160), (720, 89984), (740, 87552), (760, 85248), (768, 84360), (855, 75776), (888, 72960), (912, 71040), (960, 67488), (1024, 63270), (1110, 58368), (1140, 56832), (1152, 56240), (1184, 54720), (1216, 53280), (1280, 50616), (1332, 48640), (1368, 47360), (1406, 46080), (1440, 44992), (1480, 43776), (1520, 42624), (1536, 42180), (1665, 38912), (1710, 37888), (1776, 36480), (1824, 35520), (1920, 33744), (2048, 31635), (2109, 30720), (2220, 29184), (2280, 28416), (2304, 28120), (2368, 27360), (2432, 26640), (2560, 25308), (2664, 24320), (2736, 23680), (2812, 23040), (2880, 22496), (2960, 21888), (3040, 21312), (3072, 21090), (3330, 19456), (3420, 18944), (3515, 18432), (3552, 18240), (3648, 17760), (3840, 16872), (4218, 15360), (4440, 14592), (4560, 14208), (4608, 14060), (4736, 13680), (4864, 13320), (5120, 12654), (5328, 12160), (5472, 11840), (5624, 11520), (5760, 11248), (5920, 10944), (6080, 10656), (6144, 10545), (6327, 10240), (6660, 9728), (6840, 9472), (7030, 9216), (7104, 9120), (7296, 8880), (7680, 8436)]