20176830840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{173}}^1\times {\mathrm{683}}^1\times {\mathrm{1423}}^1$

素因数の和:2293

約数の個数: 128

約数和(自身を含む): 61012362240

約数和(自身を除く): 40835531400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 173, 346, 519, 683, 692, 865, 1038, 1366, 1384, 1423, 1730, 2049, 2076, 2595, 2732, 2846, 3415, 3460, 4098, 4152, 4269, 5190, 5464, 5692, 6830, 6920, 7115, 8196, 8538, 10245, 10380, 11384, 13660, 14230, 16392, 17076, 20490, 20760, 21345, 27320, 28460, 34152, 40980, 42690, 56920, 81960, 85380, 118159, 170760, 236318, 246179, 354477, 472636, 492358, 590795, 708954, 738537, 945272, 971909, 984716, 1181590, 1230895, 1417908, 1477074, 1772385, 1943818, 1969432, 2363180, 2461790, 2835816, 2915727, 2954148, 3544770, 3692685, 3887636, 4726360, 4859545, 4923580, 5831454, 5908296, 7089540, 7385370, 7775272, 9719090, 9847160, 11662908, 14179080, 14578635, 14770740, 19438180, 23325816, 29157270, 29541480, 38876360, 58314540, 116629080, 168140257, 336280514, 504420771, 672561028, 840701285, 1008841542, 1345122056, 1681402570, 2017683084, 2522103855, 3362805140, 4035366168, 5044207710, 6725610280, 10088415420, 20176830840]

約数ペア:

[(1, 20176830840), (2, 10088415420), (3, 6725610280), (4, 5044207710), (5, 4035366168), (6, 3362805140), (8, 2522103855), (10, 2017683084), (12, 1681402570), (15, 1345122056), (20, 1008841542), (24, 840701285), (30, 672561028), (40, 504420771), (60, 336280514), (120, 168140257), (173, 116629080), (346, 58314540), (519, 38876360), (683, 29541480), (692, 29157270), (865, 23325816), (1038, 19438180), (1366, 14770740), (1384, 14578635), (1423, 14179080), (1730, 11662908), (2049, 9847160), (2076, 9719090), (2595, 7775272), (2732, 7385370), (2846, 7089540), (3415, 5908296), (3460, 5831454), (4098, 4923580), (4152, 4859545), (4269, 4726360), (5190, 3887636), (5464, 3692685), (5692, 3544770), (6830, 2954148), (6920, 2915727), (7115, 2835816), (8196, 2461790), (8538, 2363180), (10245, 1969432), (10380, 1943818), (11384, 1772385), (13660, 1477074), (14230, 1417908), (16392, 1230895), (17076, 1181590), (20490, 984716), (20760, 971909), (21345, 945272), (27320, 738537), (28460, 708954), (34152, 590795), (40980, 492358), (42690, 472636), (56920, 354477), (81960, 246179), (85380, 236318), (118159, 170760)]