720621720

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{21997}}^1$

素因数の和:22034

約数の個数: 192

約数和(自身を含む): 2882617920

約数和(自身を除く): 2161996200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 18, 20, 21, 24, 26, 28, 30, 35, 36, 39, 40, 42, 45, 52, 56, 60, 63, 65, 70, 72, 78, 84, 90, 91, 104, 105, 117, 120, 126, 130, 140, 156, 168, 180, 182, 195, 210, 234, 252, 260, 273, 280, 312, 315, 360, 364, 390, 420, 455, 468, 504, 520, 546, 585, 630, 728, 780, 819, 840, 910, 936, 1092, 1170, 1260, 1365, 1560, 1638, 1820, 2184, 2340, 2520, 2730, 3276, 3640, 4095, 4680, 5460, 6552, 8190, 10920, 16380, 21997, 32760, 43994, 65991, 87988, 109985, 131982, 153979, 175976, 197973, 219970, 263964, 285961, 307958, 329955, 395946, 439940, 461937, 527928, 571922, 615916, 659910, 769895, 791892, 857883, 879880, 923874, 989865, 1143844, 1231832, 1319820, 1385811, 1429805, 1539790, 1583784, 1715766, 1847748, 1979730, 2001727, 2287688, 2309685, 2573649, 2639640, 2771622, 2859610, 3079580, 3431532, 3695496, 3959460, 4003454, 4289415, 4619370, 5147298, 5543244, 5719220, 6005181, 6159160, 6863064, 6929055, 7918920, 8006908, 8578830, 9238740, 10008635, 10294596, 11086488, 11438440, 12010362, 12868245, 13858110, 16013816, 17157660, 18015543, 18477480, 20017270, 20589192, 24020724, 25736490, 27716220, 30025905, 34315320, 36031086, 40034540, 48041448, 51472980, 55432440, 60051810, 72062172, 80069080, 90077715, 102945960, 120103620, 144124344, 180155430, 240207240, 360310860, 720621720]

約数ペア:

[(1, 720621720), (2, 360310860), (3, 240207240), (4, 180155430), (5, 144124344), (6, 120103620), (7, 102945960), (8, 90077715), (9, 80069080), (10, 72062172), (12, 60051810), (13, 55432440), (14, 51472980), (15, 48041448), (18, 40034540), (20, 36031086), (21, 34315320), (24, 30025905), (26, 27716220), (28, 25736490), (30, 24020724), (35, 20589192), (36, 20017270), (39, 18477480), (40, 18015543), (42, 17157660), (45, 16013816), (52, 13858110), (56, 12868245), (60, 12010362), (63, 11438440), (65, 11086488), (70, 10294596), (72, 10008635), (78, 9238740), (84, 8578830), (90, 8006908), (91, 7918920), (104, 6929055), (105, 6863064), (117, 6159160), (120, 6005181), (126, 5719220), (130, 5543244), (140, 5147298), (156, 4619370), (168, 4289415), (180, 4003454), (182, 3959460), (195, 3695496), (210, 3431532), (234, 3079580), (252, 2859610), (260, 2771622), (273, 2639640), (280, 2573649), (312, 2309685), (315, 2287688), (360, 2001727), (364, 1979730), (390, 1847748), (420, 1715766), (455, 1583784), (468, 1539790), (504, 1429805), (520, 1385811), (546, 1319820), (585, 1231832), (630, 1143844), (728, 989865), (780, 923874), (819, 879880), (840, 857883), (910, 791892), (936, 769895), (1092, 659910), (1170, 615916), (1260, 571922), (1365, 527928), (1560, 461937), (1638, 439940), (1820, 395946), (2184, 329955), (2340, 307958), (2520, 285961), (2730, 263964), (3276, 219970), (3640, 197973), (4095, 175976), (4680, 153979), (5460, 131982), (6552, 109985), (8190, 87988), (10920, 65991), (16380, 43994), (21997, 32760)]