988541970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{23689}}^1$

素因数の和:23819

約数の個数: 64

約数和(自身を含む): 2578988160

約数和(自身を除く): 1590446190

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 107, 130, 195, 214, 321, 390, 535, 642, 1070, 1391, 1605, 2782, 3210, 4173, 6955, 8346, 13910, 20865, 23689, 41730, 47378, 71067, 118445, 142134, 236890, 307957, 355335, 615914, 710670, 923871, 1539785, 1847742, 2534723, 3079570, 4619355, 5069446, 7604169, 9238710, 12673615, 15208338, 25347230, 32951399, 38020845, 65902798, 76041690, 98854197, 164756995, 197708394, 329513990, 494270985, 988541970]

約数ペア:

[(1, 988541970), (2, 494270985), (3, 329513990), (5, 197708394), (6, 164756995), (10, 98854197), (13, 76041690), (15, 65902798), (26, 38020845), (30, 32951399), (39, 25347230), (65, 15208338), (78, 12673615), (107, 9238710), (130, 7604169), (195, 5069446), (214, 4619355), (321, 3079570), (390, 2534723), (535, 1847742), (642, 1539785), (1070, 923871), (1391, 710670), (1605, 615914), (2782, 355335), (3210, 307957), (4173, 236890), (6955, 142134), (8346, 118445), (13910, 71067), (20865, 47378), (23689, 41730)]