206779020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{1153}}^1$

素因数の和:1240

約数の個数: 144

約数和(自身を含む): 685143648

約数和(自身を除く): 478364628

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 61, 70, 84, 98, 105, 122, 140, 147, 183, 196, 210, 244, 245, 294, 305, 366, 420, 427, 490, 588, 610, 732, 735, 854, 915, 980, 1153, 1220, 1281, 1470, 1708, 1830, 2135, 2306, 2562, 2940, 2989, 3459, 3660, 4270, 4612, 5124, 5765, 5978, 6405, 6918, 8071, 8540, 8967, 11530, 11956, 12810, 13836, 14945, 16142, 17295, 17934, 23060, 24213, 25620, 29890, 32284, 34590, 35868, 40355, 44835, 48426, 56497, 59780, 69180, 70333, 80710, 89670, 96852, 112994, 121065, 140666, 161420, 169491, 179340, 210999, 225988, 242130, 281332, 282485, 338982, 351665, 421998, 484260, 492331, 564970, 677964, 703330, 843996, 847455, 984662, 1054995, 1129940, 1406660, 1476993, 1694910, 1969324, 2109990, 2461655, 2953986, 3389820, 3446317, 4219980, 4923310, 5907972, 6892634, 7384965, 9846620, 10338951, 13785268, 14769930, 17231585, 20677902, 29539860, 34463170, 41355804, 51694755, 68926340, 103389510, 206779020]

約数ペア:

[(1, 206779020), (2, 103389510), (3, 68926340), (4, 51694755), (5, 41355804), (6, 34463170), (7, 29539860), (10, 20677902), (12, 17231585), (14, 14769930), (15, 13785268), (20, 10338951), (21, 9846620), (28, 7384965), (30, 6892634), (35, 5907972), (42, 4923310), (49, 4219980), (60, 3446317), (61, 3389820), (70, 2953986), (84, 2461655), (98, 2109990), (105, 1969324), (122, 1694910), (140, 1476993), (147, 1406660), (183, 1129940), (196, 1054995), (210, 984662), (244, 847455), (245, 843996), (294, 703330), (305, 677964), (366, 564970), (420, 492331), (427, 484260), (490, 421998), (588, 351665), (610, 338982), (732, 282485), (735, 281332), (854, 242130), (915, 225988), (980, 210999), (1153, 179340), (1220, 169491), (1281, 161420), (1470, 140666), (1708, 121065), (1830, 112994), (2135, 96852), (2306, 89670), (2562, 80710), (2940, 70333), (2989, 69180), (3459, 59780), (3660, 56497), (4270, 48426), (4612, 44835), (5124, 40355), (5765, 35868), (5978, 34590), (6405, 32284), (6918, 29890), (8071, 25620), (8540, 24213), (8967, 23060), (11530, 17934), (11956, 17295), (12810, 16142), (13836, 14945)]