64242990

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1789}}^1$

素因数の和:1831

約数の個数: 128

約数和(自身を含む): 206208000

約数和(自身を除く): 141965010

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 19, 21, 27, 30, 35, 38, 42, 45, 54, 57, 63, 70, 90, 95, 105, 114, 126, 133, 135, 171, 189, 190, 210, 266, 270, 285, 315, 342, 378, 399, 513, 570, 630, 665, 798, 855, 945, 1026, 1197, 1330, 1710, 1789, 1890, 1995, 2394, 2565, 3578, 3591, 3990, 5130, 5367, 5985, 7182, 8945, 10734, 11970, 12523, 16101, 17890, 17955, 25046, 26835, 32202, 33991, 35910, 37569, 48303, 53670, 62615, 67982, 75138, 80505, 96606, 101973, 112707, 125230, 161010, 169955, 187845, 203946, 225414, 237937, 241515, 305919, 338121, 339910, 375690, 475874, 483030, 509865, 563535, 611838, 676242, 713811, 917757, 1019730, 1127070, 1189685, 1427622, 1529595, 1690605, 1835514, 2141433, 2379370, 3059190, 3381210, 3569055, 4282866, 4588785, 6424299, 7138110, 9177570, 10707165, 12848598, 21414330, 32121495, 64242990]

約数ペア:

[(1, 64242990), (2, 32121495), (3, 21414330), (5, 12848598), (6, 10707165), (7, 9177570), (9, 7138110), (10, 6424299), (14, 4588785), (15, 4282866), (18, 3569055), (19, 3381210), (21, 3059190), (27, 2379370), (30, 2141433), (35, 1835514), (38, 1690605), (42, 1529595), (45, 1427622), (54, 1189685), (57, 1127070), (63, 1019730), (70, 917757), (90, 713811), (95, 676242), (105, 611838), (114, 563535), (126, 509865), (133, 483030), (135, 475874), (171, 375690), (189, 339910), (190, 338121), (210, 305919), (266, 241515), (270, 237937), (285, 225414), (315, 203946), (342, 187845), (378, 169955), (399, 161010), (513, 125230), (570, 112707), (630, 101973), (665, 96606), (798, 80505), (855, 75138), (945, 67982), (1026, 62615), (1197, 53670), (1330, 48303), (1710, 37569), (1789, 35910), (1890, 33991), (1995, 32202), (2394, 26835), (2565, 25046), (3578, 17955), (3591, 17890), (3990, 16101), (5130, 12523), (5367, 11970), (5985, 10734), (7182, 8945)]