64644840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{727}}^1$

素因数の和:776

約数の個数: 192

約数和(自身を含む): 238492800

約数和(自身を除く): 173847960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 19, 20, 24, 26, 30, 36, 38, 39, 40, 45, 52, 57, 60, 65, 72, 76, 78, 90, 95, 104, 114, 117, 120, 130, 152, 156, 171, 180, 190, 195, 228, 234, 247, 260, 285, 312, 342, 360, 380, 390, 456, 468, 494, 520, 570, 585, 684, 727, 741, 760, 780, 855, 936, 988, 1140, 1170, 1235, 1368, 1454, 1482, 1560, 1710, 1976, 2181, 2223, 2280, 2340, 2470, 2908, 2964, 3420, 3635, 3705, 4362, 4446, 4680, 4940, 5816, 5928, 6543, 6840, 7270, 7410, 8724, 8892, 9451, 9880, 10905, 11115, 13086, 13813, 14540, 14820, 17448, 17784, 18902, 21810, 22230, 26172, 27626, 28353, 29080, 29640, 32715, 37804, 41439, 43620, 44460, 47255, 52344, 55252, 56706, 65430, 69065, 75608, 82878, 85059, 87240, 88920, 94510, 110504, 113412, 124317, 130860, 138130, 141765, 165756, 170118, 179569, 189020, 207195, 226824, 248634, 261720, 276260, 283530, 331512, 340236, 359138, 378040, 414390, 425295, 497268, 538707, 552520, 567060, 621585, 680472, 718276, 828780, 850590, 897845, 994536, 1077414, 1134120, 1243170, 1436552, 1616121, 1657560, 1701180, 1795690, 2154828, 2486340, 2693535, 3232242, 3402360, 3591380, 4309656, 4972680, 5387070, 6464484, 7182760, 8080605, 10774140, 12928968, 16161210, 21548280, 32322420, 64644840]

約数ペア:

[(1, 64644840), (2, 32322420), (3, 21548280), (4, 16161210), (5, 12928968), (6, 10774140), (8, 8080605), (9, 7182760), (10, 6464484), (12, 5387070), (13, 4972680), (15, 4309656), (18, 3591380), (19, 3402360), (20, 3232242), (24, 2693535), (26, 2486340), (30, 2154828), (36, 1795690), (38, 1701180), (39, 1657560), (40, 1616121), (45, 1436552), (52, 1243170), (57, 1134120), (60, 1077414), (65, 994536), (72, 897845), (76, 850590), (78, 828780), (90, 718276), (95, 680472), (104, 621585), (114, 567060), (117, 552520), (120, 538707), (130, 497268), (152, 425295), (156, 414390), (171, 378040), (180, 359138), (190, 340236), (195, 331512), (228, 283530), (234, 276260), (247, 261720), (260, 248634), (285, 226824), (312, 207195), (342, 189020), (360, 179569), (380, 170118), (390, 165756), (456, 141765), (468, 138130), (494, 130860), (520, 124317), (570, 113412), (585, 110504), (684, 94510), (727, 88920), (741, 87240), (760, 85059), (780, 82878), (855, 75608), (936, 69065), (988, 65430), (1140, 56706), (1170, 55252), (1235, 52344), (1368, 47255), (1454, 44460), (1482, 43620), (1560, 41439), (1710, 37804), (1976, 32715), (2181, 29640), (2223, 29080), (2280, 28353), (2340, 27626), (2470, 26172), (2908, 22230), (2964, 21810), (3420, 18902), (3635, 17784), (3705, 17448), (4362, 14820), (4446, 14540), (4680, 13813), (4940, 13086), (5816, 11115), (5928, 10905), (6543, 9880), (6840, 9451), (7270, 8892), (7410, 8724)]