64628640

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1213}}^1$

素因数の和:1271

約数の個数: 144

約数和(自身を含む): 226692648

約数和(自身を除く): 162064008

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 37, 40, 45, 48, 60, 72, 74, 80, 90, 96, 111, 120, 144, 148, 160, 180, 185, 222, 240, 288, 296, 333, 360, 370, 444, 480, 555, 592, 666, 720, 740, 888, 1110, 1184, 1213, 1332, 1440, 1480, 1665, 1776, 2220, 2426, 2664, 2960, 3330, 3552, 3639, 4440, 4852, 5328, 5920, 6065, 6660, 7278, 8880, 9704, 10656, 10917, 12130, 13320, 14556, 17760, 18195, 19408, 21834, 24260, 26640, 29112, 36390, 38816, 43668, 44881, 48520, 53280, 54585, 58224, 72780, 87336, 89762, 97040, 109170, 116448, 134643, 145560, 174672, 179524, 194080, 218340, 224405, 269286, 291120, 349344, 359048, 403929, 436680, 448810, 538572, 582240, 673215, 718096, 807858, 873360, 897620, 1077144, 1346430, 1436192, 1615716, 1746720, 1795240, 2019645, 2154288, 2692860, 3231432, 3590480, 4039290, 4308576, 5385720, 6462864, 7180960, 8078580, 10771440, 12925728, 16157160, 21542880, 32314320, 64628640]

約数ペア:

[(1, 64628640), (2, 32314320), (3, 21542880), (4, 16157160), (5, 12925728), (6, 10771440), (8, 8078580), (9, 7180960), (10, 6462864), (12, 5385720), (15, 4308576), (16, 4039290), (18, 3590480), (20, 3231432), (24, 2692860), (30, 2154288), (32, 2019645), (36, 1795240), (37, 1746720), (40, 1615716), (45, 1436192), (48, 1346430), (60, 1077144), (72, 897620), (74, 873360), (80, 807858), (90, 718096), (96, 673215), (111, 582240), (120, 538572), (144, 448810), (148, 436680), (160, 403929), (180, 359048), (185, 349344), (222, 291120), (240, 269286), (288, 224405), (296, 218340), (333, 194080), (360, 179524), (370, 174672), (444, 145560), (480, 134643), (555, 116448), (592, 109170), (666, 97040), (720, 89762), (740, 87336), (888, 72780), (1110, 58224), (1184, 54585), (1213, 53280), (1332, 48520), (1440, 44881), (1480, 43668), (1665, 38816), (1776, 36390), (2220, 29112), (2426, 26640), (2664, 24260), (2960, 21834), (3330, 19408), (3552, 18195), (3639, 17760), (4440, 14556), (4852, 13320), (5328, 12130), (5920, 10917), (6065, 10656), (6660, 9704), (7278, 8880)]