253884420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{263}}^1$

素因数の和:482

約数の個数: 144

約数和(自身を含む): 802593792

約数和(自身を除く): 548709372

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 173, 180, 186, 263, 279, 310, 346, 372, 465, 519, 526, 558, 620, 692, 789, 865, 930, 1038, 1052, 1116, 1315, 1395, 1557, 1578, 1730, 1860, 2076, 2367, 2595, 2630, 2790, 3114, 3156, 3460, 3945, 4734, 5190, 5260, 5363, 5580, 6228, 7785, 7890, 8153, 9468, 10380, 10726, 11835, 15570, 15780, 16089, 16306, 21452, 23670, 24459, 26815, 31140, 32178, 32612, 40765, 45499, 47340, 48267, 48918, 53630, 64356, 73377, 80445, 81530, 90998, 96534, 97836, 107260, 122295, 136497, 146754, 160890, 163060, 181996, 193068, 227495, 241335, 244590, 272994, 293508, 321780, 366885, 409491, 454990, 482670, 489180, 545988, 682485, 733770, 818982, 909980, 965340, 1364970, 1410469, 1467540, 1637964, 2047455, 2729940, 2820938, 4094910, 4231407, 5641876, 7052345, 8189820, 8462814, 12694221, 14104690, 16925628, 21157035, 25388442, 28209380, 42314070, 50776884, 63471105, 84628140, 126942210, 253884420]

約数ペア:

[(1, 253884420), (2, 126942210), (3, 84628140), (4, 63471105), (5, 50776884), (6, 42314070), (9, 28209380), (10, 25388442), (12, 21157035), (15, 16925628), (18, 14104690), (20, 12694221), (30, 8462814), (31, 8189820), (36, 7052345), (45, 5641876), (60, 4231407), (62, 4094910), (90, 2820938), (93, 2729940), (124, 2047455), (155, 1637964), (173, 1467540), (180, 1410469), (186, 1364970), (263, 965340), (279, 909980), (310, 818982), (346, 733770), (372, 682485), (465, 545988), (519, 489180), (526, 482670), (558, 454990), (620, 409491), (692, 366885), (789, 321780), (865, 293508), (930, 272994), (1038, 244590), (1052, 241335), (1116, 227495), (1315, 193068), (1395, 181996), (1557, 163060), (1578, 160890), (1730, 146754), (1860, 136497), (2076, 122295), (2367, 107260), (2595, 97836), (2630, 96534), (2790, 90998), (3114, 81530), (3156, 80445), (3460, 73377), (3945, 64356), (4734, 53630), (5190, 48918), (5260, 48267), (5363, 47340), (5580, 45499), (6228, 40765), (7785, 32612), (7890, 32178), (8153, 31140), (9468, 26815), (10380, 24459), (10726, 23670), (11835, 21452), (15570, 16306), (15780, 16089)]