20120369850

素因数分解:

$2^1\times 3^2\times 5^2\times 7^1\times {\mathrm{491}}^1\times {\mathrm{13009}}^1$

素因数の和:13525

約数の個数: 144

約数和(自身を含む): 61909698240

約数和(自身を除く): 41789328390

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 25, 30, 35, 42, 45, 50, 63, 70, 75, 90, 105, 126, 150, 175, 210, 225, 315, 350, 450, 491, 525, 630, 982, 1050, 1473, 1575, 2455, 2946, 3150, 3437, 4419, 4910, 6874, 7365, 8838, 10311, 12275, 13009, 14730, 17185, 20622, 22095, 24550, 26018, 30933, 34370, 36825, 39027, 44190, 51555, 61866, 65045, 73650, 78054, 85925, 91063, 103110, 110475, 117081, 130090, 154665, 171850, 182126, 195135, 220950, 234162, 257775, 273189, 309330, 325225, 390270, 455315, 515550, 546378, 585405, 650450, 773325, 819567, 910630, 975675, 1170810, 1365945, 1546650, 1639134, 1951350, 2276575, 2731890, 2927025, 4097835, 4553150, 5854050, 6387419, 6829725, 8195670, 12774838, 13659450, 19162257, 20489175, 31937095, 38324514, 40978350, 44711933, 57486771, 63874190, 89423866, 95811285, 114973542, 134135799, 159685475, 191622570, 223559665, 268271598, 287433855, 319370950, 402407397, 447119330, 479056425, 574867710, 670678995, 804814794, 958112850, 1117798325, 1341357990, 1437169275, 2012036985, 2235596650, 2874338550, 3353394975, 4024073970, 6706789950, 10060184925, 20120369850]

約数ペア:

[(1, 20120369850), (2, 10060184925), (3, 6706789950), (5, 4024073970), (6, 3353394975), (7, 2874338550), (9, 2235596650), (10, 2012036985), (14, 1437169275), (15, 1341357990), (18, 1117798325), (21, 958112850), (25, 804814794), (30, 670678995), (35, 574867710), (42, 479056425), (45, 447119330), (50, 402407397), (63, 319370950), (70, 287433855), (75, 268271598), (90, 223559665), (105, 191622570), (126, 159685475), (150, 134135799), (175, 114973542), (210, 95811285), (225, 89423866), (315, 63874190), (350, 57486771), (450, 44711933), (491, 40978350), (525, 38324514), (630, 31937095), (982, 20489175), (1050, 19162257), (1473, 13659450), (1575, 12774838), (2455, 8195670), (2946, 6829725), (3150, 6387419), (3437, 5854050), (4419, 4553150), (4910, 4097835), (6874, 2927025), (7365, 2731890), (8838, 2276575), (10311, 1951350), (12275, 1639134), (13009, 1546650), (14730, 1365945), (17185, 1170810), (20622, 975675), (22095, 910630), (24550, 819567), (26018, 773325), (30933, 650450), (34370, 585405), (36825, 546378), (39027, 515550), (44190, 455315), (51555, 390270), (61866, 325225), (65045, 309330), (73650, 273189), (78054, 257775), (85925, 234162), (91063, 220950), (103110, 195135), (110475, 182126), (117081, 171850), (130090, 154665)]