1628140050

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{389}}^1$

素因数の和:609

約数の個数: 144

約数和(自身を含む): 4481231040

約数和(自身を除く): 2853090990

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 71, 75, 90, 131, 142, 150, 213, 225, 262, 355, 389, 393, 426, 450, 639, 655, 710, 778, 786, 1065, 1167, 1179, 1278, 1310, 1775, 1945, 1965, 2130, 2334, 2358, 3195, 3275, 3501, 3550, 3890, 3930, 5325, 5835, 5895, 6390, 6550, 7002, 9301, 9725, 9825, 10650, 11670, 11790, 15975, 17505, 18602, 19450, 19650, 27619, 27903, 29175, 29475, 31950, 35010, 46505, 50959, 55238, 55806, 58350, 58950, 82857, 83709, 87525, 93010, 101918, 138095, 139515, 152877, 165714, 167418, 175050, 232525, 248571, 254795, 276190, 279030, 305754, 414285, 418545, 458631, 465050, 497142, 509590, 690475, 697575, 764385, 828570, 837090, 917262, 1242855, 1273975, 1380950, 1395150, 1528770, 2071425, 2092725, 2293155, 2485710, 2547950, 3618089, 3821925, 4142850, 4185450, 4586310, 6214275, 7236178, 7643850, 10854267, 11465775, 12428550, 18090445, 21708534, 22931550, 32562801, 36180890, 54271335, 65125602, 90452225, 108542670, 162814005, 180904450, 271356675, 325628010, 542713350, 814070025, 1628140050]

約数ペア:

[(1, 1628140050), (2, 814070025), (3, 542713350), (5, 325628010), (6, 271356675), (9, 180904450), (10, 162814005), (15, 108542670), (18, 90452225), (25, 65125602), (30, 54271335), (45, 36180890), (50, 32562801), (71, 22931550), (75, 21708534), (90, 18090445), (131, 12428550), (142, 11465775), (150, 10854267), (213, 7643850), (225, 7236178), (262, 6214275), (355, 4586310), (389, 4185450), (393, 4142850), (426, 3821925), (450, 3618089), (639, 2547950), (655, 2485710), (710, 2293155), (778, 2092725), (786, 2071425), (1065, 1528770), (1167, 1395150), (1179, 1380950), (1278, 1273975), (1310, 1242855), (1775, 917262), (1945, 837090), (1965, 828570), (2130, 764385), (2334, 697575), (2358, 690475), (3195, 509590), (3275, 497142), (3501, 465050), (3550, 458631), (3890, 418545), (3930, 414285), (5325, 305754), (5835, 279030), (5895, 276190), (6390, 254795), (6550, 248571), (7002, 232525), (9301, 175050), (9725, 167418), (9825, 165714), (10650, 152877), (11670, 139515), (11790, 138095), (15975, 101918), (17505, 93010), (18602, 87525), (19450, 83709), (19650, 82857), (27619, 58950), (27903, 58350), (29175, 55806), (29475, 55238), (31950, 50959), (35010, 46505)]